Abstract: Briefly, the invention relates to a surgical tool and method for forming a pilot bore by inserting a guide wire into bone. More particularly, the device includes a cannulated hand grip and driving tool used for the rotation of a pedicle screw into bone. The rear portion of the hand grip includes a slide assembly that is suited to grip a guide wire. The slide assembly includes a user adjustable stop to control the sliding movement of the guide wire. The rear surface of the slide assembly is constructed to be impacted with a hammer or similar device, whereby the stop prevents the guide wire from penetrating the bone further than desired. Should it be desired that the guide wire be retracted, a screw jack is included to allow the guide wire to be precisely retracted.

Abstract: A tool holder comprising a base element, a deformable receiver for clamping a tool and at least one locking element configured for preventing an axial extraction of the tool from the tool holder through engaging a corresponding opposite element at the tool, wherein the at least one locking element is integrally configured in one piece with the receiver.

Abstract: A bit holder has a shank at a proximal end thereof and a blind bit-accepting hole at a distal end thereof, shaped to receive a correspondingly-shaped tool bit. The bit holder has at least one locking mechanism comprising an opening defined in the bit holder, opening into a side of the bit-accepting hole. A locking element in the opening is moveable towards the opening to contact a tool bit in the bit-accepting hole. The bit holder has a sleeve around a body portion of the bit holder, overlying the opening and biased by a spring towards a normal position. The sleeve has an internal ramp angled to contact the locking element to urge the locking element towards the tool bit as the sleeve is moved into the normal position, and to accommodate the locking element when the sleeve is moved from the normal position against the force of the spring.

Abstract: A friction stir welding tool includes a stir pin, a pin holder, and a housing. The pin holder supports the stir pin to rotate with the stir pin around a rotation axis of the stir pin and has a front portion and a rear portion opposite to the front portion along the rotation axis. A tip end of the stir pin projects from the front portion. The housing houses the pin holder such that the pin holder is rotatable relatively to the housing. The tip end of the stir pin projects from the housing. The housing includes an engaging portion engageable with a spindle frame of a machining head such that the rear portion of the pin holder is attached to a rotation spindle of the machining head to rotate the pin holder. The rotation spindle is rotatable relatively to the spindle frame.

Abstract: The setting tool (1) has a first part (2) for driving in a drop-in anchor and a second part (3), placeable on the first part along an axis (8), for drilling a drill hole for the drop-in anchor. The first part (2) has an insertion end (5) for a percussive portable power tool, a plunger (6) having an impact surface (12) and a piece (16) of a rotary coupling. The second part (3) has a slip-on sleeve (20), which coaxially surrounds the plunger (6) and bears against the impact surface (12) of the plunger (6), a counterpart (33) for the rotary coupling and a drill bit (23) permanently connected to the slip-on sleeve (20).

Abstract: A surgical device comprising an adapter assembly is disclosed. The adapter assembly selectively interconnects a loading unit and a device housing, and includes at least one drive converter assembly for interconnecting a rotatable drive shaft and an axially translatable drive member of the loading unit. The at least one drive converter assembly converts and transmits a rotation of the rotatable drive shaft to an axial translation of the axially translatable drive member of the loading unit. The at least one drive converter assembly includes a drive element, a drive nut, and a distal drive member. The drive element defines a longitudinal axis. The drive nut is disposed about the longitudinal axis, and the distal drive member is disposed along the longitudinal axis.

Abstract: A power tool system which includes a first base unit and a second base unit. The first and second base units each include a housing, a motor housed in the housing, a coupler which is operatively connected to and selectively drivable by the motor and a trigger for activating the motor to drive the coupler. The system also includes a first attachment head which is removably couplable with both the first base unit and the second base unit so that it can be driven by the respective motor of the base unit to which it is attached and a second attachment head which is removably couplable to the first base unit, but which is not couplable with the second base unit.

Abstract: A detection device for a digital torque adapter includes a case having an operation area and a display area located on the outside thereof. A torque strain axle extends through the case. A recess is defined in one end of the torque strain axle. A circuit board having a receiving unit and a setting unit is electrically connected to the operation area and the display area. The case has a torque strain gauge located on the outer surface of the torque strain axle. An angle sensor is located in the case and detects the angle of the case and the torque strain axle relative to a horizontal plane. An accumulator is electrically connected to the circuit board and accumulates the angle detected by the angle sensor of each time that the wrench rotates, until the sum meets a pre-set value of angle of the setting unit.

Abstract: This disclosure describes a high speed winch rewind adapter for quickly rewinding a loading strap. In one implementation, the adapter includes a body having a volume sized to at least partially surround an annular end of the winch. The annular end is coupled with a ratchet mechanism of the winch and having at least one hole for receiving a winch bar. A drive connector is positioned both within the volume of the body and external to the volume of the body, the drive connector external to the volume of the body having an external profile to receive a torque, and the drive connector within the volume of the body insertable into the annular end of the winch for alignment to the axis of rotation. A coupling mechanism synchronizes the drive connector to the annular end such that both the drive connector and the annular end rotate simultaneously.

Abstract: A power tool system which includes a first base unit and a second base unit. The first and second base units each include a housing, a motor housed in the housing, a coupler which is operatively connected to and selectively drivable by the motor and a trigger for activating the motor to drive the coupler. The system also includes a first attachment head which is removably couplable with both the first base unit and the second base unit so that it can be driven by the respective motor of the base unit to which it is attached and a second attachment head which is removably couplable to the first base unit, but which is not couplable with the second base unit.

Abstract: A surgical device comprising an adapter assembly is disclosed. The adapter assembly selectively interconnects a loading unit and a device housing, and includes at least one drive converter assembly for interconnecting a rotatable drive shaft and an axially translatable drive member of the loading unit. The at least one drive converter assembly converts and transmits a rotation of the rotatable drive shaft to an axial translation of the axially translatable drive member of the loading unit. The at least one drive converter assembly includes a drive element, a drive nut, and a distal drive member. The drive element defines a longitudinal axis. The drive nut is disposed about the longitudinal axis, and the distal drive member is disposed along the longitudinal axis.

Abstract: A fixturing device for attaching attached to a work piece and methods of attaching the fixturing device to the work piece. The device may include a body, a base, and an extension. The extension may extend outward from the body and is sized to initially be positioned within an opening in the work piece. The extension may be expandable in size to engage with a backside of the work piece at the opening to secure the device to the work piece. The device further includes an interface for receiving to a tool that performs an operation on the work piece.

Abstract: A fastener extraction ratchet bit system for facilitating extraction of stripped fasteners by permitting attachment of extraction bits to an air drive ratchet. The system includes a driving tool and a fitting coupled to and extending from the driving tool. A drill socket is coupled to a drill bit wherein the drill bit is selectively couplable to the fitting such that the driving tool provides a driving force to the drill bit. An extraction socket is coupled to an extraction bit wherein the extraction bit is also selectively couplable to the fitting such that the driving tool provides the driving force to the extraction bit.

Abstract: A dental instrument device includes a middle body with two ends, a pair of removable instrument tips, a pair of securing collets, and a pair of removable end caps. Each end of the middle body terminates in a middle body/instrument tip connection interface that receives a right-handed instrument tip only in a first orientation and a left-handed instrument tip only in a second orientation differing from the first orientation. The removable instrument tips have a similar middle body/instrument tip connection interface, and a working instrument end with a right-handed or a left-handed orientation. A right-handed instrument tip is releasably connected to the first middle body/instrument tip connection interface, and a left-handed instrument tip is releasably connected to the second middle body/instrument tip connection interface, with the right-handed and left-handed orientations being visually distinguishable one from the other by casual observation of an ordinary observer.

Abstract: The invention relates to a clamping fixture comprising a chuck (1) and for locking thereto a workpiece pallet (2). The chuck (1) comprises first centering members in the form of centering spigots (5) whilst said workpiece pallet (2) is provided with a main body (20) and secured thereto a centering disk (23). The centering disk (23) is provided with second centering members in the form of centering openings (24). The centering spigots (5) of the workpiece pallet (2) are adapted to the centering openings (24) of the workpiece pallet (2) that the latter is alignable in the X-direction and Y-direction on clamping to the chuck (1). Provided topping the chuck (1) is a sealing member assembly (7). Disposed between the centering disk (23) and the main body (20) of the workpiece pallet (2) is a sealing disk (21) which overhangs the centering disk (23) radially.

Abstract: The present invention is a fence stay drill bit used along with a drill to install and uninstall fence stays more efficiently. The present invention further encompasses a method of installing and uninstalling fence stays using the present invention. The present invention has a drill bit extrusion and an elongated body which houses a slot and a recess. In the preferred embodiment, the elongated body has a cylindrical body which is a safety feature in preventing the present invention from accidentally attaching itself onto objects in the surrounding during use. The elongated body is also attached to a large fillet and a stay receiving lip. Both the recess and the stay receiving lip help guide a tip of a fence stay into the slot therein. The slot has a cavity which traps and stabilizes the tip of fence stay while the present invention is rotated by the drill.

Abstract: An attachment apparatus for a reciprocating tool provides a tool holder having an angled bracket and a guide rod extending from the angled bracket. The guide rod can engage a travel slot on the reciprocating tool. An instrument such as a saw blade can be attached to the angled bracket or guide rod. The guide rod stabilizes the instrument during use. The travel slot can be defined integrally on the reciprocating tool or on an attachment to the tool. In some embodiments, a neck mount assembly is attached to the neck on the reciprocating tool. The neck mount assembly can include a frame and a guide plate. The guide plate can include a travel slot shaped for receiving the guide rod.

Abstract: A tool arrangement and chuck apparatus for quick change of a range of tools; particularly, a quick change chuck adapted to engage various diameter drill bits, tools and tool holders. The tools are rotatable in a chuck or adaptor and have at one end a centering shaft portion having a constant diameter for multiple tool end diameters and shapes, a drive shoulder portion and a lock portion. The chucks have a tool centering arrangement for accommodating the constant diameter centering shaft. The chucks are also described as having tool bit release mechanism operable to disengage the tool from a retention mechanism when a force is applied inwards of the body of the chuck by the user to allow the tool bit to be removed longitudinally from the chuck but also arrange to allow the tool bit to be inserted longitudinally into the chuck without requiring any other user operation.

Abstract: Devices, systems, and methods are disclosed which relate to a stake that is twisted into and out of the ground via an adaptor. The adaptor adapts the stake to a power drill, allowing the power drill to twist the stake into and out of the ground by activating the drill. The adaptor is designed to fit a standard drill chuck at one end. At the other end, the adaptor has a fitting to receive the stake. The fitting is such that the stake and adaptor are axially locked so that the stake and adaptor rotate in unison when the drill is activated. The stake is a wire designed in a coil shape with a pilot. The pilot is fit into the adaptor which axially locks the stake with the adaptor.

Abstract: A tool adapter includes a first sleeve received in a movable sleeve. The movable sleeve is movable in an axial direction to control movement of a first ball in a first through-hole in the first sleeve for controlling engagement with or detachment from a screwdriver shank of an automatic tool. A coupling rod is coaxial to the first sleeve and includes a rear section engaged with the first sleeve. A second sleeve includes a front end for coupling with a tool, such as a socket. The second sleeve includes an engagement groove receiving the coupling rod. The second sleeve is movable in the axial direction to control movement of a second ball in a second through-hole in the second sleeve for controlling engagement with or detachment from the tool.

Abstract: An attachment is mated to a power screwdriver by use of an adapter that is first fixed onto the screwdriver. The attachment includes an automatic fastener driver that receives a collated strip of fasteners, and drives them into a working surface. The attachment is mated to the adapter; the attachment contains a radial type of mechanical coupling that can be rotated without dismounting the attachment from the power screwdriver. In this manner, the angular orientation between the attachment and the power screwdriver can be changed “on the fly” by the user. This combination allows the user to keep his or her hands at their operating positions throughout this procedure, thereby allowing the user to re-commence using the combination tool quickly after readjusting the operating angle.

Abstract: An apparatus for coupling a stir stick to an electric screwdriver or drill. The apparatus includes a clamp body and a drill boss. The clamp body applies opposing inward pressure against a side surface of the stir stick. The drill boss protrudes rearwardly from the clamp body, and rotates about an axis of rotation of the electric drill. Bilateral arms protrude forwardly from the clamp body, and one arm is disposed on each side of the axis of rotation. Each of the bilateral arms is sloped rearwardly toward the clamp body. Further, the bilateral arms may include one or more retaining elements that impinge into the stir stick when inward pressure is applied by the clamp body.

Abstract: A wedge anchor driver comprising: a first member having a first opening configured to fit onto the nut of a wedge anchor and a second opening configured to receive a predetermined length of the outer end of the wedge anchor's bolt; and a second member associated with the first member, wherein the second member's distal end is configured to fit, and be lockable, into the chuck of a hammer drill, such that, after the wedge anchor driver is locked into the chuck of the hammer drill, a user can drive the wedge anchor into a corresponding hole with the hammer drill in hammer mode and then tighten the nut of the wedge anchor by switching the hammer drill from hammer mode to drill mode.

Abstract: In an embodiment of the present invention, a socket device comprises a sleeve portion for engaging the rotatable driveshaft and a socket portion for use with an impact hammer. The sleeve portion further comprises opposing openings to engage a locking mechanism, such as a pin-lock, nut and bolt, cotter pin, or other locking device appreciated by those with skill in the art.

Abstract: A surgical handpiece with a rotating spindle for receiving the coupling head of a surgical attachment or a cutting accessory. A gear train has plural drive heads that simultaneously rotate at different speeds. A clutch assembly has pins that move along the length of the spindle. The clutch assembly sets the position of the pins so they will engage one of the drive heads. The spindle rotates with the drive head with which the clutch pins are engaged.

Abstract: A grasping device comprising a grasping assembly coupled to a shaft adapted to fit into a drill chuck is described. Embodiments of the grasping device are capable of grasping objects such as a screw head, a bolt head, a hex nut, a wing nut, a hook, or other irregularly shaped objects, so that such objects can be turned by an electric drill, lathe, or similar machine tool.

Abstract: The present invention is a fence stay drill bit used along with a drill to install and uninstall fence stays more efficiently. The present invention further encompasses a method of installing and uninstalling fence stays using the present invention. The present invention has a drill bit extrusion and an elongated body which houses a slot and a recess. In the preferred embodiment, the elongated body has a cylindrical body which is a safety feature in preventing the present invention from accidentally attaching itself onto objects in the surrounding during use. The elongated body is also attached to a large fillet and a stay receiving lip. Both the recess and the stay receiving lip help guide a tip of a fence stay into the slot therein. The slot has a cavity which traps and stabilizes the tip of fence stay while the present invention is rotated by the drill.

Abstract: Devices, systems, and methods are disclosed which relate to a stake that is twisted into and out of the ground via an adaptor. The adaptor adapts the stake to a power drill, allowing the power drill to twist the stake into and out of the ground by activating the drill. The adaptor is designed to fit a standard drill chuck at one end. At the other end, the adaptor has a fitting to receive the stake. The fitting is such that the stake and adaptor are axially locked so that the stake and adaptor rotate in unison when the drill is activated. The stake is a wire designed in a coil shape with a pilot. The pilot is fit into the adaptor which axially locks the stake with the adaptor.

Abstract: Disclosed is an adjustable length adapter which incorporates a driving motor on the inside and is coupled with a rotation tool at one side, wherein a rotation shaft is protruded from the rotation tool and rotates when the driving motor is driven.

Abstract: A tool assembly for a rotary hammer is provided. The tool assembly includes an adapter and a drive socket removably mounted on the adapter. The adapter has a first end portion configured to be held by a chuck of the rotary hammer and a second end portion that includes a socket square drive fitting on which the drive socket is removably mounted. The socket drive fitting can have any suitable size. For example, the socket drive fitting can be a ¼ inch, a ? inch, a ½ inch, or a ¾ inch square drive fitting.

Abstract: An attachment is mated to a power screwdriver by use of an adapter that is first fixed onto the screwdriver. The attachment includes an automatic fastener driver that receives a collated strip of fasteners, and drives them into a working surface. The attachment is mated to the adapter; the attachment contains a radial type of mechanical coupling that can be rotated without dismounting the attachment from the power screwdriver. In this manner, the angular orientation between the attachment and the power screwdriver can be changed “on the fly” by the user. This combination allows the user to keep his or her hands at their operating positions throughout this procedure, thereby allowing the user to re-commence using the combination tool quickly after readjusting the operating angle.

Abstract: An accessory tool is configured to be coupled to a power tool having a tool drive structure. The accessory tool includes a spring component and has a first arm and a second arm attached to the spring component. The first arm includes (i) a first proximal end portion defining a first accessory drive structure that is configured to mate with a first portion of the tool drive structure, and (ii) a first distal end portion having a first holding structure. The second arm is spaced apart from the first arm and includes (i) a second proximal end portion defining a second accessory drive structure that is configured to mate with a second portion of the tool drive structure, and (ii) a second distal end portion having a second holding structure.

Abstract: A tool-holding system for centering a cutting tool to be utilized by a machine is disclosed herein. The tool-holding system includes a housing defining a tapered recess to be provided to the machine for receiving at least a portion of the tool, a first alignment portion provided to the housing, and an adaptor including a tapered shank that is to be received within the tapered recess defined by the housing. The adaptor includes an aperture formed in the adaptor for receiving a proximate end of the tool and a tool fastener for securing the proximate end of the tool within the aperture at a predetermined angular orientation therein. A second alignment portion is provided to the adaptor to cooperate with the first alignment portion to establish a predetermined angular orientation of the adaptor relative to the housing while the shank of the adaptor is at least partially inserted into the tapered recess. A fastener is also provided for securing the adaptor within the tapered recess of the housing.

Abstract: A drill insert is provided for coupling a step or hook to a structure. The insert has a gripping portion configured to engage the step or hook, and a supporting portion. The supporting portion has an interior channel for slidably receiving the gripping portion and an elongate end that is configured for insertion into the chuck of a drill and which extends along a longitudinal axis. The gripping and supporting portions are slideable relative to one another along the longitudinal axis, with selective sliding motion between the gripping and supporting portions being effective to selectively lock and release the step or hook relative to the insert.

Abstract: A collar removal tool can be used on the same type power tool that is used to install frangible collar fasteners. The collar removal tool can be an accessory attachment that couples to the power tool. The collar removal tool can be designed to grip the fastener collar via a collet mechanism that is self-tightening using the power tool. The collar may be removed with the tool running in the reverse rotation, which is the same direction of rotation required to tighten the collet on the collar by raising the collet up into a collet holder. After the collar is loosened and removed from the bolt, the tool can be run in the forward direction and the collar mechanism can automatically loosen the collet on the collar. The collar can then be free to fall from the collar removal device.

Abstract: The present invention is an installation system for ceiling mounted items that is comprised of a tubular hollow extension. The first end of the tubular hollow extension is adapted to receive a suspension member and the second end is adapted to be attached to a drill bit or operated manually.

Abstract: A hole-saw assembly including a hole-saw having at one end a plurality of cutting teeth and at the other end two shafts. The assembly includes a mandrel coaxially aligned with said hole-saw and including a body having two bores therethrough coaxially aligned with said shafts. An annulus located on top of the body is coaxially aligned with said mandrel and hole-saw and includes two holes, the annulus rotatable around its longitudinal axis from a first to a second position. In the first position, the annulus holes are aligned with the bores and shafts allowing the shafts to be freely insertable and removable and in the second position the holes are misaligned to lock the shafts to the annulus. Such an arrangement allows the hole-saw and the mandrel to be easily and quickly mountable and demountable.

Abstract: A winch winder adapter for a rotary power tool, such as a drill or power screwdriver, to quickly and easily wind-up the strap on the winch bracket. For example, the strap may be wound up by inserting the adapter into the collar of the winch drum and actuating the rotary power tool. The high speed output rotation of the tool rotates the adapter which, when coupled to the collar, quickly rotates the drum and winds-up the strap. This can be helpful especially when there may be numerous cargo strap winches along the length of a cargo vehicle.

Abstract: An adapter member for connecting a self-drilling rock anchor (1; 31; 69) with a chuck (6) of a drilling tool, includes a sleeve-shaped section (17; 37) having a bottom (20; 40; 60; 80) provided at an end (19; 39) of the sleeve-shaped section (17; 37) for forming a receiving space (21) for connection with an end (4; 34) of the rock anchor (1; 31; 69), and a seal (23; 43; 63; 83) arranged in a region of the bottom (20; 40; 60; 80) and extending from the receiving space (21) to at least a plane (E1; E2; E3; E4) defined by the bottom.

Abstract: A quick-release mechanism for a hand tool includes a center rod, a first sleeve, a second sleeve, and an engaging member. The first sleeve is sleeved on the center rod. The second sleeve is sleeved on the center rod and the first sleeve for moving with the first sleeve. The second sleeve has a recess, a first pushing portion, and a second pushing portion. The engaging member has a protruding portion and an engaging end. The first pushing portion or the second pushing portion abuts against the protruding portion to push the engaging end such that the engaging end engages with a tool bit. When pulling or pushing the first sleeve, the second sleeve moves such that the protruding portion is received in the recess. Simultaneously the engaging end disengages with tool bit.

Abstract: Objects of the present invention provide an attachment for power tools that places and sets expansion anchors. One embodiment of the present invention is directed to a new and improved attachment apparatus for a rotary-hammer type drill, the attachment including a first anchor setting end, a second attachment end, and a handle portion connecting the setting end to the attachment end. The attachment apparatus can be efficiently and easily mounted to the rotary-hammer type drill to simplify the installation of expansion anchors.

Abstract: A holding device (10) for a fastening element (51) includes at least two gripping elements (20a, 20b) each having a clamping jaw (21, 22) provided thereon, with the clamping jaws (21, 22) engaging, in their support position (19), a shaft (52) of the fastening element (51), and with at least one clamping jaw (21, 22) having, at its free end (27) adjacent to another clamping jaw (21, 22), a recess (23, 24) for the fastening element (51) and a defining an axis (A), and a pivot element (25) for pivotally supporting at least of the clamping jaws (21, 22) on a respective griping element (20a, 20b) and having a pivot axis (S) extending substantially axial to the axis (A) defined by the recess (23, 24) of the at least one clamping jaw.

Abstract: An adapter (21) for a self-drilling, chemically anchorable fastening element (11) is described, having a shank (12) with a first end (13) on which a drill bit head (16) is provided, and with a second, free end (14), the second end (14) of the shank (12) being provided with a threadlike outer profile (15). The adapter (21) which may be placed on the second, free end (14) of the shank (12) has an external engagement device on one end for a rotary tool receptacle of a drill which is to be used, a base section provided on the other end at a distance from the engagement means, and a hollow cylindrical connecting sleeve section which connects the base section and the engagement device. The connecting sleeve section has a threadlike inner profile which corresponds to the threadlike outer profile (15) on the shank (12). The adapter (21) is formed by a first element part (22) and a second element part (32) which are detachably connected to one another via a clutch device (41).

Abstract: To compensate for tolerances and diameter differences during the chucking of a tool shank (15) in a tool holder (1) of the shrink-fit chuck type, a diameter-compensating bush (17) is provided. The diameter-compensating bush (17) has an outer sleeve (19) having a tapered inner circumferential surface (25) and an inner sleeve (21) arranged coaxially therein and having a tapered outer circumferential surface (27). Once the diameter-compensating bush (17) has been put onto the tool shank (15) and the inner sleeve (21) has been drawn into the outer sleeve (19), for example by means of a ring nut (35), for the diameter compensation, the outer sleeve (19) is thermally shrunk in place in the locating section (9) of the tool holder (1). In this way, rotary tools whose tool shank (15) does not have a diameter corresponding to the diameter or the tolerance requirements of the tool holder (1) can be chucked in a tool holder (1), for example, of the shrink-fit chuck type.

Abstract: The present invention provides a lathe chuck having a hollow arbor and a cylindrical turning shaft which slides within the hollow arbor. Such an arrangement accommodates a turning shaft of considerably greater length than would ordinarily be possible. For one embodiment of the invention, the chuck is hand-tightenable, the arbor is an integral part of the chuck assembly, and is equipped with a standard Morse taper. The tapered arbor installs in the end of a lathe output shaft or spindle. The turning shaft is equipped with at least one pair of work-securing collets, at least one threaded end and a nut which engages the threaded end and secures one or more work pieces between the collets and to the turning shaft.

Abstract: A flexible coupling for releasably mounting attachments to a hand drill includes a body having opposite first and second ends. A rigid shank is mounted to the first end of the body. The shank is elongate and extends from the body for mounting the shank in the chuck of the hand drill. A resilient sleeve is mounted on the second end of the body. The handle of an attachment such as a hand tool snugly inserts into the resilient sleeve and is thereby frictionally held in the sleeve and hence held in the chuck. The sleeve may be rolled into a storage position on the body, and unrolled along the handle to mount the handle to the body.

Abstract: A system for use in securing an attachment to a driver having an attachment mounting area includes an attachment mount configured for releasable engagement with an attachment as well as a driver mount interconnected with the attachment mount. The driver mount includes a removable mounting member configured for engagement with the attachment mounting area of the driver.

Abstract: The invention relates to a method for fixing a tool (10, 22, 64), especially a shaft tool, in a clamping chuck (8, 18, 60), whereby the tool (10, 22, 64) is introduced into the clamping chuck (8, 18, 60) and fixed therein (8, 18, 60) upon reaching an axial nominal position. According to the invention, the tool (10, 22, 64) is brought against an abutment (42, 70) and the position of a characteristic element of the tool (10, 22, 64) is measured. The tool (10, 22, 64) is positioned in the axial nominal position by moving the abutment (42, 70) along a positioning section (Z1) calculated from the measurement.

Abstract: A quick-change tool-holding method and system for securing a tool within a primary tapered recess is disclosed. The tool-holding system includes an adaptor having a tapered exterior that closely approximates interior dimensions of the tapered recess to fit snugly within the tapered recess. The adaptor defines a secondary interior tapered recess and includes an exterior threaded portion about an aperture leading into the secondary tapered recess. A threaded fastener is also provided to include a threaded portion that is cooperable with threads provided adjacent to the primary tapered recess to secure the adaptor therein, as well as an aperture through which at least a portion of the exterior threaded portion of the adaptor extends when the adaptor is secured within the primary tapered recess by the threaded fastener. A collet comprising a plurality of slits formed therein is provided to allow the collet to elastically deform and constrict the tool when placed within an internal passage defined by the collet.

Abstract: A holesaw mandrel has a mandrel body with at least one bore, a pilot drill bit bore, and a first end coupled with the body. The first end is coupled with a driver. A second end extends from the body and includes a threaded spud. A sliding collar is axially movable on the mandrel body. The sliding collar includes at least one pin extending the bore in the mandrel body. A resilient member is positioned adjacent the threaded member to provide enhanced securement of the holesaw. The sliding collar is magnetized to prevent withdrawal of the pin from the holesaw. A positioning member is in the pilot drill bore to provide a desired orientation of the pilot drill bit.