Abstract: An air chuck includes a body and a valve core interface. The body includes output, interface, and input ports. The body defines a first passageway that extends between the output and interface ports. The input port defines a second passageway that is in fluid communication with the first passageway. The valve core interface is slidably coupled with the body and is slidable between extended and retracted positions. The valve core interface includes a shaft and a knob. The shaft includes proximal and distal ends. The distal end is at least partially disposed in the first passageway. The knob is coupled with the proximal end of the shaft. The shaft is rotatably coupled with the body and is selectively rotatable in either tightening or loosening directions via the knob. The distal end of the shaft comprises a grasping feature that is configured to grasp a valve core of a valve stem.

Abstract: An electric tool includes a tool body and a clamping device configured to clamp an operating attachment. The clamping device includes a moving member, a biasing member, a limiting member, and a switching mechanism. The moving member is sleeved on the output assembly and has a locking position where the operating attachment is locked. The biasing member is configured to apply a biasing force to the moving member to keep the moving member in the locking position. The switching mechanism includes a toggle portion and a driven portion. The toggle portion is configured to be movable toward the tool body and drive the moving member to move in a direction away from the tool body to disengage from the locking position. The biasing member is configured to apply a biasing force to the driven portion to keep the moving member in the locking position.

Abstract: An adjusting assembly of a brake cylinder installation device is provided, including: a fixing member; a guiding member, connected to the fixing member along an axis thereof, the guiding member having a plurality of sliding grooves therethrough and around the axis; a rotatable body, rotatably arranged between the fixing member and the guiding member, the rotatable body having a plurality of guiding grooves which correspond to the sliding grooves; a plurality of positioning pillars, respectively arranged between the sliding grooves and the guiding grooves, when the rotatable body rotates, the positioning pillars move linearly within the sliding grooves; wherein each said positioning pillar further includes a barrel portion and a rod portion which are retractably connected with each other.

Abstract: A tool for removing a first nut and a differently sized second nut includes a housing, a first cage and a second cage, and a first canted coil spring and a second canted coil spring. The illustrative housing has a top surface, a first interior sidewall, a bottom surface and a second interior sidewall. Each illustrative interior sidewall includes a lobed cam and a groove. Each cage includes jaws that grip the respective not and each cage also includes a groove. The canted coil springs are disposed in the grooves corresponding to the cage and the housing.

Abstract: An oil core replacing device includes a base pivotally provided thereon with a driving gear and three driven gears. The driven gears are annularly positioned around and meshed with the driving gear, respectively secured thereon with a clamping member with a rod body. A tubular body is annularly fitted around the outer circumferential side of each rod body, able to slide freely at the outer circumferential wall of the rod body. Thus, by having the tubular bodies sliding axially along the rod bodies and extending to the lower side of the rod bodies, the clamping members of the oil core replacing device can be adjusted in length for matching with different operation demands, convenient in operation.

Abstract: A wireless small motor driver, in which power consumption is decreased by adjusting a gear ratio, the efficiency of an operation is increased due to a high torque, and the safety of a worker at night is ensured using an illumination lamp. The wireless small motor driver includes a driver case inside of which a motor is provided. A driver bit has a predetermined length in a bilateral direction, the driver bit being replaceable, with one or both ends thereof conforming to the shape of a bolt, and has a fixing projection. A socket is coupled to an end portion of the driver case, the driver bit being fastened to the socket. A rotation reduction gear is coupled to the motor, the rotation reduction gear transmitting rotary force to the socket and increasing a torque. A USB and a battery for supplying uniform power to the motor are added.

Abstract: An apparatus for removing a nut is described. The apparatus includes a housing, a cage, and a canted coil spring. The housing has a top surface, an interior sidewall, and a bottom surface. The interior sidewall defines an orifice that extends from the top surface to a lip. The interior sidewall includes a three-lobed cam and a groove. Each lobe has a lobe center line, a counterclockwise cam inner surface on one side of the lobe center line, and a clockwise cam inner surface on the opposite side of the lobe center line. The canted coil spring is received by the groove of the interior sidewall and the groove of the cage. The canted coil spring rotatably couples the cage to the housing. During nut removal, the housing rotates counterclockwise relative to the cage. The cage rotates counterclockwise to engage the nut, and the cage interfaces with the interior sidewall.

Abstract: A brake cylinder adjustment assembly for adjusting brake cylinders of different sizes and includes a rotation unit and a driving unit which is connected with the rotation unit. The rotation unit includes a rotatable disk, a fixed disk, at least two positioning rods and a clip. The rotatable disk has at least two curved slots and the fixed disk has at least two slide slots. The at least two positioning rods are engaged with the at least two slide slots and the at least two curved slots. The brake cylinder adjustment assembly uses a single driving unit and single rotation unit to adjust the left and right brake cylinders of different sizes.

Abstract: A filter turning mechanism is attached to an engine in proximity to a filter (such as an oil filter), and may be used to install or remove a filter by turning the filter. The filter turning mechanism contacts a filter, and rotates the filter when the filter turning mechanism is rotated with a tool. One implementation of the filter turning mechanism includes an inner drive gear and a filter drive mechanism. The inner drive gear normally spins freely within the filter drive mechanism, but when pushed into the filter drive mechanism with a suitable tool such as a ratchet extension, the inner drive gear engages the filter drive mechanism, thereby causing rotation of the inner drive gear to rotate the filter drive mechanism as well, which in turn rotates the filter.

Abstract: The adjustable socket design uses a weave of cables to position six arms which are used to torque a nut. The arms have a gripping surface to torque the nut. The design also allows for a quick and easy size adjustment. When the top of the socket is separated from the bottom, the two parts are twisted relative to each other which moves the arm positions to accommodate different nut sizes. When the top and bottom of the socket are pushed together, they fix the arm positions and the socket is used as a traditional fixed sized socket.

Abstract: An angle measuring device or system can include a wrench or a bracket, for example, and a digital angle meter. The a wrench or bracket can include a head or head plate portion for engaging a nut, a bolt, or crankshaft, a central axis about which the wrench or bracket rotates during use, and a longitudinal axis perpendicular to the central axis. The digital angle meter can be attached to the wrench or bracket and include a housing, a processor, and at least one gyrometer. The at least one gyrometer including a first axis extending parallel to the longitudinal axis for determining the rotational orientation of the wrench or bracket relative to a reference position.

Abstract: A torque wrench for implantable medical devices is disclosed. The torque wrench comprises a first and a second component. The first component has first and second ends with a bore extending between the first and second ends of the first component. The first component includes a plurality of anti-rotation members extending from an inner surface of the bore at the second end of the first component. A second component includes a middle portion having a first and second ends. A drive shaft extends from the first end and a plurality of fingers extends from an exterior surface of the second end. The second component is received in the bore of the first component such that the fingers are interdigitate with the anti-rotation members.

Abstract: A method and a device are provided for locking the operation of a power wrench to the location of an unacceptably tightened screw joint or object with a sensor for at least one tightening parameter. A position sensing system is provided for indicating continuously the position of the power wrench during tightening operations, and a control unit includes a unit for comparing obtained tightening parameter values with predetermined limit values and to provide an OK or a NOK signal in response to those limit values being passed or not for each screw joint. A locking device is provided to lock the power wrench operation to the very position of the screw joint or the object for which a NOK signal has been issued until the unacceptably tightened screw joint has been attended to and the NOK signal is removed.

Abstract: A wiper attack angle adjustment tool has a pair of wiper arm wrenches and a coupling member. Each wiper arm wrench includes a handle portion and a wiper arm holding portion having a jaw defining a wiper arm gripping slot with a wiper arm insertion opening. The coupling member pivotally couples the second wiper arm wrenches together about a single pivot axis passing through the wiper arm gripping slots. The coupling member has a wiper arm receiving space partially surrounding the single pivot axis and axially aligned with the wiper arm gripping slots along the single pivot axis. The wiper arm receiving space also defines a wiper arm insertion opening. The wiper arm insertion openings are arranged relative to the single pivot axis such that the wiper arm wrenches and the coupling member are configured to engage a wiper arm in a direction transverse to the single pivot axis.

Abstract: The present invention is a multipurpose hand tool. The hand tool includes a substantially planar body, a continuity tester, and at least one triple-stacked socket wrench. The continuity tester has a single test lead connected to an indicator means connected to a power means connected to the substantially planar body.

Abstract: The adjustable socket design uses a weave of cables to position six arms which are used to torque a nut. The arms have a gripping surface to torque the nut. The design also allows for a quick and easy size adjustment. When the top of the socket is separated from the bottom, the two parts are twisted relative to each other which moves the arm positions to accommodate different nut sizes. When the top and bottom of the socket are pushed together, they fix the arm positions and the socket is used as a traditional fixed sized socket.

Abstract: An apparatus for removing a first nut and a differently sized second nut is described. The illustrative apparatus includes a housing, a first cage and a second cage, and a first canted coil spring and a second canted coil spring. The illustrative housing has a top surface, a first interior sidewall, a bottom surface and a second interior sidewall. Each illustrative interior sidewall includes a lobed cam and a groove. Each cage includes jaws that grip the respective nut, and each cage also includes a groove. The canted coil springs are disposed in the grooves corresponding to the cage and the housing.

Abstract: An apparatus for removing a nut is described. The apparatus includes a housing, a cage, and a canted coil spring. The housing has a top surface, an interior sidewall, and a bottom surface. The interior sidewall defines an orifice that extends from the top surface to a lip. The interior sidewall includes a three-lobed cam and a groove. Each lobe has a lobe center line, a counterclockwise cam inner surface on one side of the lobe center line, and a clockwise cam inner surface on the opposite side of the lobe center line. The canted coil spring is received by the groove of the interior sidewall and the groove of the cage. The canted coil spring rotatably couples the cage to the housing. During nut removal, the housing rotates counterclockwise relative to the cage. The cage rotates counterclockwise to engage the nut, and the cage interfaces with the interior sidewall.

Abstract: An air driven nut rotation device to rapidly advance a nut along a threaded rod. An apertured engagement disk is registerable about a nut threadably positioned on a rod. A plurality of radially positioned drive arms extend from said disk providing multiple spaced air impingement surfaces which when driven by a stream of air rapidly rotate the disk and nut engaged thereby advancing it along the threaded shaft in selected directional rotation depending on airstream directional engagement.

Abstract: A tool having segments forming a triangle wherein a connecting bolt segment moves the other two segments together, thus rotating a valve nut, is disclosed. The tool can be attached and easily operated without the disadvantage of having to apply physical strength in an awkward position. Different embodiments are provided that are adaptable to various valve body types.

Abstract: A drive tool for accepting and rotationally locking the head portion of an orthopedic screw, such as a dental implant, to impart driving torque to the screw. In one exemplary embodiment, the drive tool includes an elongate body having an opening at its proximal end which is sized to receive the head portions of at least two different dental implants, the head portions of the dental implants being oriented at different angles with respect to the implant body portions. When the head portion of an implant is received within the opening, the drive tool is rotationally locked with respect to the implant. In this position, the body of the drive tool remains oriented so that same is substantially colinear with the body portion of the implant. Although the invention is described in the context of a drive tool used with a dental implant having a body portion and a head portion or abutment portion, the invention is more broadly applicable to drive tools which may be used with other types of orthopedic screws.

Abstract: A valve bridge adjustment tool has top and bottom sections disposed in fixed relation to each other and preferably made of steel or another durable metal alloy. The bottom section has a U-shaped recess with an open end that is releasably engageable with a knuckle of a valve bridge to stabilize the bridge whenever a jam nut is either loosened or tightened. The top section comprises a hexagonal outer wall and a substantially cylindrical bore adapted to receive the jam nut upwardly through the, U-shaped recess into the bottom portion of the bore, with sufficient remaining clearance around the jam nut to permit insertion of a pass-through socket into the top of the bore and into engagement with the jam nut. The subject invention is especially useful with many internal combustion engines having four valves per cylinder.

Abstract: A water heater wrench adapter that comprises a rotating adapter and receiver. The rotating adapter is disposed within a receiver in light interference fit, wherein the rotating adapter is frictionally engaged by the receiver to permit rotation of the rotating adapter within the receiver. The water heater wrench adapter is utilized by frictionally engaging the insulator profile with the rotating adapter, thereby securing the water heater element within the rotating adapter. The hex nut of the water heater element and the hex extension of the receiver are aligned and the hex end of a water heater wrench is disposed to engage the combined hex nut and hex extension. Thus, the water heater wrench can then be utilized to either hold the water heater element in position for installation in a water heater or remove and retain the water heater element from the water heater.

Abstract: A wheel cylinder adjuster includes plural actuating discs able to match different-sized wheel cylinders, and a driving wrench able to be jointed with the actuating disc. The driving wrench has two ends of its shank respectively provided with right-handed threads and left-handed threads on the surface, having a crosswise insert hole respectively bored at an outer side of the right-handed threads and of the left-handed threads, and the shank has two ends respectively protruding outward to form a positioning rod to be inserted in the insert hole of the actuating disc. Two positioning sleeves are respectively combined with the right-handed threads and the left-handed threads at the two ends of the shank. A holding rod is inserted in either one of the two insert holes at two ends of the driving wrench, and a positioning stop plate is provided to fix one of the two positioning sleeves.

Abstract: A drain removal tool to aid in the removal of drains from tubs, sinks, and showers comprises a conical body having counterclockwise threads upon the exterior surface. A top of the body is provided with a ratchet connector, allowing the device to be connected to a ratchet tool. In use, a user threads the body into a base of a drain opening. The thread slowly engages a drain flange and drives it out when torque is reversed, thereby ejecting the drain in without damaging or breaking the bottom of the drain.

Abstract: A clip includes a head having a thumbscrew protrusion and a body with spaced apart threads. The clip is of various widths and lengths to accommodate, most preferably, different widths and depths of holes in peg board. Most preferably, the clip is sized to accommodate ¼ inch peg board, and is used to releasably secure items such as advertisements and promotional material to the peg board.

Abstract: A tool for loosening and/or unscrewing a screw in an object. The tool includes a frame dimensioned and configured to receive (or be mounted on) an object having at least one screw removably embedded therein.

Abstract: Described are various embodiments of a brake cable tensioning system and method. In one embodiment, the system generally comprises a sensor mounted on a support structure for engagement with the cable in sensing a load applied thereby on the sensor, and a tensioning tool for adjusting a tension of the cable responsive to the sensor.

Abstract: A screw tightening structure includes an indented concave recess formed on a screw, and mating convex sections provided on a screw tightening tool for tightening the screw: the recess and the mating convex sections including three or more torque transfer portions, respectively, which protrude outward and are disposed at equiangular intervals for concentrically mating engagements; rotating the screw tightening tool causing the torque transfer portions of the mating convex sections to transfer a tightening torque to the screw via the torque transfer portions of the recess; under which outer circumferential edge portions of the torque transfer portions of the mating convex sections to be brought into abutting contact with sidewall of the torque transfer portions of the recess with the tightening torque being transferred to the screw via force application points Q representing resulting abutment portions.

Abstract: A tool adapted to install and remove strainer basket assemblies. The tool has a tubular main body that incorporates a means for gripping the upper strainer nut on a strainer basket assembly. The tool also has a moveable shaft that incorporates a means for gripping a strainer basket assembly. The tool is used to assemble a strainer basket assembly by attaching the tool's upper strainer nut gripping means to a upper strainer nut, attaching the tool's strainer basket gripping means to a strainer basket assembly, and applying a force to the tubular main body and an opposing force to the moveable shaft to tighten the upper strainer nut. The tool is used to disassemble and remove a previously installed strainer basket assembly by attaching the tool's upper strainer nut gripping means to an upper strainer nut, attaching the strainer basket gripping means to a strainer basket assembly, and applying a force to the tubular main body and an opposing force to the moveable shaft to loosen the upper strainer nut.

Abstract: A socket wrench includes a handle having a housing and a grip portion, a drive shank having a ratchet wheel mounted in the housing, two pawl members engaged with the ratchet wheel, a switching member located between the pawl members, two elastic members each biased between the housing and the respective pawl member, a control knob connected with the switching member, a driven arm having a mounting sleeve and an arcuate mounting slot, a connecting plate provided on the handle, and two driving arms provided on the connecting plate and received in the mounting slot. When in use, one of the driving arms drives the driven arm by a leverage to drive the drive shank to rotate a socket so as to operate a workpiece in an energy-saving manner.

Abstract: A self-energizing and de-energizing adjustable gripping tool for engaging a work piece to impart work thereto includes a first element and second element connected for relative movement. The second element includes an actuation portion having a plurality of slots. The first element includes gripping elements which are each associated with a force transfer element which engages one of the slots such that movement of the second element relative to the first element actuates the gripping elements to engage the work piece.

Abstract: A screw tightening structure includes an indented concave recess formed on a screw, and mating convex sections provided on a screw tightening tool for tightening the screw: the recess and the mating convex sections including three or more torque transfer portions, respectively, which protrude outward and are disposed at equiangular intervals for concentrically mating engagements; rotating the screw tightening tool causing the torque transfer portions of the mating convex sections to transfer a tightening torque to the screw via the torque transfer portions of the recess; under which outer circumferential edge portions of the torque transfer portions of the mating convex sections to be brought into abutting contact with sidewall of the torque transfer portions of the recess with the tightening torque being transferred to the screw via force application points Q representing resulting abutment portions.

Abstract: Torque indicator markings incorporated with handwheel devices connected to actuators or valve assemblies provide visual indication of the amount of torque being applied to an actuator or valve assembly by the handwheel device. Tattletale torque indicators incorporated with a handwheel device further provide a persistent indication of the maximum amount of torque applied to an actuator or valve assembly connected to the handwheel device.

Abstract: A driving device includes a driving shank, a magnetic member mounted in the driving shank, a stop ring secured in the driving shank to stop the magnetic member, and an elastic member biased between the driving shank and the magnetic member. The driving shank has a first end provided with a mounting post and a second end formed with a mounting hole and a receiving chamber. The stop ring has an inner wall formed with a through hole and an outer wall provided with a toothed portion engaging a peripheral wall of the receiving chamber. The magnetic member has a peripheral wall formed with a stop flange that is movable to abut the stop ring. Thus, the elastic member provides a buffering effect to the magnetic member to reduce the pressure applied on the magnetic member.

Abstract: Exemplary embodiments are directed to locking mechanisms situated within a cavity of a device defined by side walls located opposite and facing each other that generally include a linear slide fixed to at least one of the side walls. The exemplary locking mechanisms generally include a linear lock configured and dimensioned to at least partially receive and surround the linear slide within a linear lock core. The exemplary locking mechanisms generally further include at least one tool element. Exemplary embodiments are further directed to tool devices situated within a holding means that generally include first and second tool elements. The first and second tool elements are generally positioned in an adjacent arrangement and the first and second proximal end widths are generally dimensionally dissimilar. A dimensional relationship generally exists between the first and second proximal end widths and the first and second distal end widths.

Abstract: The disclosure provides devices and methods for magnetizing or demagnetizing a bit inserted in a bit holder without removing the bit from the bit holder. More particularly, the invention includes a bit holder with a cavity containing a magnet. The magnet may be attached to a switch, which allows the magnet to be manually moved within the cavity to an “on” or an “off” position. The bit may be magnetized when the magnet is in the “on” position and demagnetized when the magnet is in the “off” position.

Abstract: To make improvements in torque wrenches with a torque limiter that uses a cam mechanism and to provide a torque wrench that realizes more stable operation and is capable of highly precise tightening. In a torque wrench with a torque limiter that uses a cam mechanism, a solid columnar roller member 14 is engaged with a cam part 7 of a cam shaft 8 such that it is rotatably supported by a roller support lever member 12 mounted in a head portion 2 such as to be rotatable around a support shaft 16 and such that it is pressed against the cam part 7 by a spring force transmitting rod 18 biased by a torque setting spring. The roller support lever member 12 is configured such that the distance r2 from the support shaft 16 to a point of application of force of the spring force transmitting rod 18 is longer than the distance r1 from the support shaft 16 to the roller member 14.

Abstract: A revolving screwdriver with ratchet structure includes a handle, a pushing rod, and a sliding member. The sliding member has a receiving space and a holding chamber defined therein. A revolving cylinder is received in the holding chamber. The receiving space receives at least one ratchet wheel, two rotators, a limiting member, a base, and an adjuster. The at least one ratchet wheel engages with a driving shaft. The rotators selectively engage with the at least one ratchet wheel. The limiting member locates between the rotators and has a protrusion formed thereon. A base has a first guiding slot defined therein. The adjuster has a driving hole defined therein. The protrusion passes through the first guiding slot and the driving hole for being driven by the adjuster and moving along the first guiding slot.

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: A tool for a connector that comprises a main body that has first and second opposite ends. The first end is configured to receive a torque device and has a substantially circular cross-sectional shape. The second end is configured to grasp a connector and has a substantially semi-circular cross-sectional shape, thereby defining an open side of the second end. The second end has at least one engagement member for engaging the connector.

Abstract: A tool facilitating operable interconnection between a power take off (P.T.O.) shaft and an input shaft of a driven accessory includes a wrench for engaging the splined P.T.O. shaft and turning the shaft to rotationally align with the input shaft of cooperating structure.

Abstract: A system and method for extracting seized components is disclosed. The method further grasping a seized component with a gripping mechanism and securing the gripping mechanism to the seized component by turning a camlock mechanism. A force is applied to a power transfer mechanism that moves a threaded axis that is threaded through the power transfer mechanism. The method additionally includes attaching the threaded axis to the gripping mechanism, which extracts the seized component. To facilitate extraction, the method also includes generating vibrations by a vibration mechanism, which may include a vibration mechanism rotating a rotary plate about a shaft. The method may also include generating vibrations by a cam attached to the rotary plate contacting one or more spring-loaded hammers. The spring-loaded hammers may be capable of impacting a strike plate, generating vibrations.

Abstract: There is provided a sprinkler head having a structure in which steps such as removing and reattaching a protecting cap are eliminated at the time of construction of the sprinkler head, where a cylindrical member is installed on an outer portion of a sprinkler head body and the protecting cap is installed between the sprinkler head body and the cylindrical member. A cylindrical member and a sprinkler head body are installed by being engaged so as to be rotatable together, a protecting cap configured to protect the sprinkler head body from an external force is locked to the cylindrical member. The protecting cap is provided with a space in which a tightening tool for connecting a sprinkler head to a water supply pipe is capable of locking to a tightening tool engaging portion.

Abstract: In a multi-function tool structure, a body and a work rod are pivotally connected together and can form a folded and retracted state. Moreover, an elastically movable press button is disposed on the body and can link up a positioning pin movably inserted into the work rod. Thus, pressing the press button can release a lock between the work rod and the positioning pin so that the work rod is swingable, while releasing the press button can lock the positioning pin and the work rod together again. Thus, the work rod and the body can be folded and retracted to facilitate the storage and carrying. After the work rod is developed, it can form multiple included angles with respect to the body so that the requirements of different operation angles can be satisfied.

Abstract: A tool, the Simple Socket, which will with the installation of a fastener on or into its intended receiver while also holding another object, most often a washer(s), in axial alignment with the fastener. An elastic sleeve surrounds a fastener driver with a lip extending beyond the fastener. If the fastener is of an internal drive configuration, the tool includes a tube that mounts on the fastener driver and extends over the shank of the driver and the sleeve is axial mounted to the tube. The extended lip of the sleeve retains the washer in axial alignment with the fastener while it is advanced on or into its intended receiver. The driver may accept another tool opposite the fastener to apply torque. The elastic sleeve also provides dielectric insulation surrounding the tool.

Abstract: An open ended, adjustable, ratcheting wrench comprising an extendable handle, a fixed upper jaw attached to the handle and a moveable lower jaw containing a sliding protrusion. One of the upper jaws and the lower jaw has a generally V-shaped recess. The other of the upper or lower jaws contains the sliding protrusion aligned with a center line of the V-shaped recess.

Abstract: A tool for mounting or removing a container of energy that powers an engine or motor that propels a motor vehicle, fixed to the motor vehicle using a lock on which there acts a piston that loads the lock. The tool includes at least one tool attachment device, a device for releasing the load on the lock by acting on the piston, and a device for locking and/or unlocking the battery.

Abstract: A fork cartridge driver having an outer ring and an inner driver which is reversible to engage both a fork cap and a fork cartridge. Also a second embodiment of a fork cartridge driver having an enclosed slot. Also a third embodiment of a fork cartridge driver having an engagement feature mate. Also a method for disassembling a fork cartridge assembly, which includes a fork cap having an octagonal outline portion and a fork cartridge having a ridge using a fork cartridge driver which is reversible.

Abstract: A screwdriver sleeve finder comprises a sleeve, a fastener stop, purge channels, and ports. The sleeve is mountable on a screwdriver around a bit for driving a threaded fastener. The fastener stop is disposed within the sleeve between a forward bore and a rearward bore, and defines, between the rearward bore and the forward bore, an axial path for the bit to engage the threaded fastener and an evacuation path. The purge channels are defined within sidewalls of the sleeve, and the ports are disposed in the sidewalls of the sleeve to fluidly couple respective ones of the purge channels to the forward bore. The sleeve may be coupled to a compressed gas source for supplying compressed gas into the forward bore via the purge channels and ports, and to a vacuum source for evacuating particles within the forward bore via the evacuation path and the rearward bore.