Abstract: A tool joint is provided, including a main body, a swingable member and a locking structure. The main body has a connecting channel. The swingable member is disposed on the main body. A driving rod is disposed through the swingable member and movable between a first position and a second position. When the driving rod is in the first position, the driving rod is out of the connecting channel, the swingable member is swingable relative to the main body. When the driving rod is in the second position, the driving rod projects within the connecting channel and the swingable member is non-swingable relative to the main body.

Abstract: A tool is devised for skateboards. The tool includes a grip, an Allen key/screwdriver, a driver and three sockets. The grip includes a non-circular cavity in an end and a groove in a side. The first and second sockets are connected to the grip, opposite to each other. The Allen key/screwdriver is selectively inserted in the groove. The driver is selectively inserted in the cavity. The third socket is formed at an end of the driver. The third socket includes an axial bore, a radial bore, and a cutout opposite to the radial bore.

Abstract: A tool assembly includes a housing, a shaft, a spherical member, and a head. The housing defines a shaft channel. The shaft is rotatably disposed within the shaft channel and includes an exposed portion outside of the shaft channel. The exposed portion defines an engagement channel extending through an outer surface of the exposed portion. The spherical member is disposed within the engagement channel. The head is configured to be engaged with the exposed portion of the shaft. The head includes a detent configured to selectively engage the spherical member.

Abstract: A percussive massage device that includes a housing, an electrical source, a motor positioned in the housing, a switch for activating the motor, and a push rod assembly operatively connected to the motor and configured to reciprocate in response to activation of the motor. The housing includes first, second and third handle portions that cooperate to define a handle opening, wherein the first handle portion defines a first axis, the second handle portion defines a second axis and the third handle portion defines a third axis, and wherein the first, second and third axes cooperate to form a triangle.

Abstract: A tool connector is provided, including: a rod, a sliding sleeve, a locking member, a push rod, a sliding rod, a first elastic member and a second elastic member. The sliding sleeve is movably sleeved to the rod. The sliding rod is disposed through the push rod and slidably disposed on the rod. The sliding rod is comovable with the push rod. The first elastic member is elastically abutted against and between the push rod and the rod. The second elastic member is elastically abutted against and between the rod and the sliding sleeve.

Abstract: An orthopaedic driving instrument including a first end portion, a second end portion opposite the first end portion, and a central portion, intermediate the first and second end portions, comprising a central section having an outer diameter representing a maximum outer diameter of the driving instrument. The first end comprises a first driving interface sized and shaped to, in operation of the instrument, engage a screw interface of a screw for applying torque to the screw. The second end comprises a second driving interface sized and shaped as the size and shape of the first driving interface.

Abstract: The present invention relates to a three-piece wrench comprising: a wrench body with a working head and a shaft, the working head is located at a front end of the shaft, the shaft has a length; a first extension rod with a length; and a second extension rod with a length; the lengths of the first extension rod and the second extension rod are greater than the length of the shaft; combination of the wrench body, the first extension rod and the second extension rod provides various usage lengths of the wrench, so that different connection types can be used to form required lengths according to requirements.

Abstract: A rotary fastening device includes a rotating axial member and an inertia member. The rotating axial member includes a base body, an input end, an output end and an engaging portion. The input end is disposed at one end of the base body and selectively connected to a wrench. The output end is disposed at the other end of the base body. The engaging portion is disposed on the base body. The inertia member is detachably connected to the rotating axial member, and includes a gravity portion and an engaging hole. The gravity portion is extended toward the output end of the rotating axial member so as to form an annular space. The engaging hole is communicated to the annular space.

Abstract: A multi-section universal tool includes an assembling member, a connecting member, a working member and two elastic members. The assembling member has an assembling portion and a first receiving room. The connecting member includes a connecting ball joint and a second receiving room. The connecting ball joint includes a connecting elastic abutting member which has a tendency to radially move outwardly. The connecting ball joint is inserted into the first receiving room and movable relative to the first receiving room to be in a first connecting position or a second connecting position. The working member includes a working ball joint including a working elastic abutting member which has a tendency to radially move outwardly. The working ball joint is inserted into the second receiving room and movable relative to the second receiving room to be in a first working position or a second working position.

Abstract: Provided are a quick disconnect tool and a male connector configured for removably mounting a device on a surface. The tool includes a socket, detents in the socket and a collar to open and close the detents. The male connector fits within the socket and cannot rotate within the socket. The male connector has at a first end a recess into which the detents can lock the male connector inside the socket and threads at a second end opposite the first end. Also provided is a method removably mounting a device to a surface using the quick disconnect too and the male connector.

Abstract: A latch and catch arrangement is disclosed, whereby a sleeve supporting a flexible hinge with an extended finger is oriented over a fluid connection to a socket guide. The sleeve is oriented to the tool collar to place a flexible hinge and finger over the bearing guide. The finger moves upward when a tool is inserted into a tool socket, and the flexible hinge, properly oriented by the alignment catch/latch, keeps the finger in the tool socket while allowing necessary movement to insert and remove a tool.

Abstract: A magnetic sleeve includes a body and a magnetic unit disposed in a second section of the body where a locking socket and a mounting hole are formed and communicating with each other. The mounting hole is enclosed by a peripheral wall while taking a reference point as center. The peripheral wall includes at least one engagement surface and at least one curved wall surface. Each engagement surface has two transition points for meeting the wall surface. The formation of one engagement surface or more engagement surfaces not only attains a firm engagement between the magnetic unit and the mounting hole but also forms a space therebetween to discharge air from the mounting hole smoothly, thereby preventing the magnetic unit from being broken during the installation. The space is also minimized to avoid undue accumulation of metal chips and allow the magnetic unit to be held in position stably.

Abstract: A novel drum speed key tool that provides improved balance and efficiency for the installation, tightening, and removal of drum lug nuts. The drum speed key tool provides a finger receiving cup to allow a user to insert a finger or grip with their hand and efficiently apply rotational force to the drum speed key while maintaining attached to the drum lug nut with reduced slippage of the drum speed key tool from both the user's grip and the drum lug nut.

Abstract: An apparatus to lower or raise landing gear on a trailer or semi-truck comprising a tool having a center body with a coupling device and a power coupling that is selectively engageable with a rotatable projection on the landing gear. The power coupling is operatively engaged with a worm gear within the center body and thereby with the coupling device. A powered drill is engaged with the power coupling and is actuated to rotate the power coupling in a first direction or in a second direction. The power coupling rotates the worm gear, which rotates the coupling device and thereby the projection on the landing gear. Rotation of the projection in one direction lowers the landing gear. Rotation of the projection in the opposite direction raises the landing gear. The user selects to raise or lower the landing gear simply by causing the drill chuck to rotate clockwise or counter-clockwise.

Abstract: A long-shaft tool includes a shaft extending along a longitudinal axis and having a handle at a first end of the shaft and a second end opposite the first end with a holder for a manipulator wherein the holder has a protruding latch pin provided for engagement with a recess of a manipulator, which can be moved from the protruding position into a retracted position. The holder has a coupling half for coupling with a coupling half of a manipulator which is rotatable relative to a base body of the shaft.

Abstract: An air hammer is connected to a transfer fixture that has a distal end with a transverse rod. A wrench has an open end with a jaw assembly that has a mouth to receive the transverse rod. The jaw assembly has a swivel tooth that is manually moved from an open position to allow insertion of the transverse rod into the mouth. For a working mode using the air hammer to hit the mouth, the tooth is moved to a locked mode. A ball and spring assembly ensures the transverse rod stays in the mouth during operation.

Abstract: A ratchet wrench includes a hole in which a driving member and a pawl are received. The pawl is engaged with toothed face of the hole of the head. The driving member has a protrusion. An operation rod extends through the driving member and connected with a positioning unit. A bead is movably received in the protrusion of the driving unit and cooperated with an operation rod. When pushing the positioning unit, the operation rod is moved and the bead is submerged in the protrusion to release or to connect with a socket to the protrusion. The pawl includes a slot that extends in the radial direction of the hole in the head. A control member is rotatably engaged with the hole and includes a stud inserted into the slot. A resilient member is located in the slot and biased between the stud and the inner end of the slot.

Abstract: A tool combination includes a body having a left portion, a right portion, a top portion and a bottom portion. The left portion and the right portion are symmetric to each other relative to a vertical plane. The top portion and the bottom portion are symmetric to each other relative to a horizontal plane. The left, right, top and bottom portions respectively includes an identical left, right, top and bottom recess, and an identical left, right, top and bottom spaces. Each of the left, right, top and bottom recesses includes a tool set received therein.

Abstract: A driving tool includes a coupling component defining a compartment and a driving component received by the compartment. The compartment includes a first receiving section and a second receiving section. The driving component includes a first driving body portion, a second driving body portion, and a connecting portion. The connecting portion is inserted through the first receiving section and is fixedly disposed in the second receiving section. The connecting portion and the second receiving section are forced into a tight interference fit with each other. The second driving body portion includes a length inserted and disposed in the first receiving section. The first and second driving body portions are made to have a first hardness, and the connecting portion is made to have a second hardness respectively. The second hardness is less than the first hardness.

Abstract: A ratchet screwdriver may include a handle, a shaft and a ratchet switch device. The handle has a passage axially penetrating through a front end thereof, and a mounting member is mounted on an outer periphery of the front end of the handle. Furthermore, a housing slot formed inside a rear portion of the handle is configured to receive the ratchet switch device. The ratchet switch device comprises a base, a switch button, a driving piece, a positioning member, two engaging blocks, two springs, a ratchet and a locating piece, thereby allowing the shaft to independently rotate relative to the handle in a reversed-working direction. Thus, a user has no need to repeatedly detach the ratchet screwdriver from a screw or re-hold the handle when operating, which is more convenient and labor-saving.

Abstract: A tool including a wrench body having a first drive end at a first end of the wrench body, and an aperture in the first drive end that includes a shoulder or retaining web extending into the aperture. A ratchet gear including a receiving portion adapted to engage a work piece for providing torque to the work piece, and a ring groove is disposed in the aperture with the receiving portion and the ring groove on opposite sides of the shoulder. A retaining ring is disposed in the ring groove and adapted to retain the ratchet gear in the aperture. The retaining ring limits offset loading that may be applied to a cover plate and/or retention screws when the tool is being used.

Abstract: An adjustable universal pipe fastening tool is configured such that mechanical elements, particularly fastening members such as bolts and nuts and pipes, can be easily fastened and unfastened using a single tool, thereby ensuring a convenient use. Particularly, an adjustable universal pipe fastening tool having a spanner portion is provided, which is configured to rotate, and a wrench portion, which is configured to be able to slide. The adjustable universal pipe fastening tool according to the present invention comprises: a body portion, which has a sliding hole formed on a surface thereof; a spanner portion formed on one side of the body portion so as to manage fastening and unfastening of mechanical elements; and a wrench portion formed on the other side of the body portion so as to manage fastening and unfastening of mechanical elements while sliding inside the sliding hole of the body portion.

Abstract: A combination of wrench and driving device includes a wrench, a first driver having an axis and a combining part on one end and a connecting part on the other end thereof, a second driver having a non-circular outer edge, and a retaining mechanism. The wrench has a driving part. The combining part is removably engaged with the driving part, and one end of the combining part away from the connecting part has a retaining edge. The second driver is axially coupled with the connecting part along the axis. The retaining mechanism, when the second driver rotates toward any vertical direction vertical around the axis to be coupled, prevents the profile of the combining part and the profile of the non-circular outer edge from completely axially overlapping each other. The non-circular outer edge is retained against the driving part of the wrench.

Abstract: A socket release assembly for a ratchet drive or ratchet wrench that includes a ratchet gear housing, a ratchet head connected to the ratchet gear housing, a push button disposed within the ratchet gear housing and the ratchet head with a portion extending through an opening in the ratchet gear housing, a channel lock disposed within the ratchet gear housing above the ratchet head, a ball lock disposed within the ratchet head and in mating contact with the push button, a ball bearing disposed within the ratchet head between the ball lock and a ball bearing opening in the ratchet head, a release pin within the ball lock and in mating contact with the channel lock where sliding of the release pin causes the channel lock to be slidably positioned allowing the push button to be depressed into ratchet gear housing.

Abstract: A screw tool having a gear head, which has a freewheel gear, having an output shaft, which is inserted in a non-rotatable but displaceable manner in an output opening and can be moved to and fro between a right-hand screw position and a left-hand screw position in each case by use of axial displacement, wherein in each case a different end section of the output shaft projects out of the gear head, having at least one locking mechanism to secure the position of the output shaft in the respective screw position and/or around a screw output element on the output shaft. As a development which is advantageous for use, the at least one locking mechanism can be moved from a locking position to a release position by pressure on an actuation element arranged on the end face of the output shaft.

Abstract: An insertion tool is used to insert a threaded coil insert into a threaded opening of a support structure. The tool includes a rotatable mandrel body having an axial longitudinal passage and a projection slot. A plunger is disposed in the passage forward of a spring which urges the plunger forward. The plunger in turn urges a drive projection. A front end of the plunger includes an inclined surface that slidingly and inclinedly engages an inclined surface of the drive projection. The urging of the drive projection by the plunger along their respective inclined surfaces causes relative sliding movement of the drive projection so that the drive projection translates linearly through the projection slot in a direction perpendicular to the longitudinal passage.

Abstract: A securing mechanism is provided for a tool that allows for the attachment and release of the shafts of a variety of implements from the tool. The mechanism has a construction that provides an easily releasable, but secure engagement of the implement shaft within the mechanism while also having an alignment feature which engages the implement at multiple locations when engaged with the mechanism to maintain the alignment and concentricity of the implement shaft with regard to the mechanism and the tool when in use.

Abstract: Coupling mechanisms for engaging and releasing a tool attachment such as a socket from a drive element include an engaging element and an actuating element. The actuating element can include a collar or other manually-accessible part, and various features allow for a relatively small outside diameter for the collar or other part. These features include configuring the actuating element to contact the engaging element within the drive element, placing the biasing elements within the drive element, and forming guides for parts of the actuating element within the drive element. Also, the engaging element can move along a direction that is oriented at an oblique angle to the longitudinal axis of the drive element, in whole or in part. The engaging element can have a first part that moves obliquely in the drive element and a second part that moves radially in the drive element to engage the tool attachment.

Abstract: A tool extension bar includes a rod including first and second ends. The second end is adapted to connect to and be driven by a power tool. A sleeve assembly is slidably mounted around the rod and includes an end adapted for connecting to a tool member. A radial hole extends in a radial direction at an end of the sleeve assembly. An elastic member is mounted around the second end of the rod and is biased against the rod and the sleeve assembly. An engaging member is movably received in the radial hole and is moveably engaged in the recess of the rod. The engaging member releasably engages the sleeve with the rod.

Abstract: An insert bit includes a connecting component and a driving component. The connecting component includes a connecting end and a receiving end. The receiving end includes first and second receiving sections. The driving component is adapted to be inserted into the connecting component. The driving component includes first and second engaging sections. The first engaging section is tightly fit in the first receiving section such that the first engaging section includes an outer periphery including a flange that is formed after the first engaging section is forced into the first receiving section, and is extended radially outwards to abut against the first receiving section. The second engaging section is fit in the second receiving section. The second engaging section has a shape corresponding to the second receiving section.

Abstract: A screw tool having a gear head, which has a freewheel gear, having an output shaft, which is inserted in a non-rotatable but displaceable manner in an output opening and can be moved to and fro between a right-hand screw position and a left-hand screw position in each case by use of axial displacement, wherein in each case a different end section of the output shaft projects out of the gear head, having at least one locking mechanism to secure the position of the output shaft in the respective screw position and/or around a screw output element on the output shaft. As a development which is advantageous for use, the at least one locking mechanism can be moved from a locking position to a release position by pressure on an actuation element arranged on the end face of the output shaft.

Abstract: A locking mechanism for use with a tool has a tool having a first working end, an opposite second end, a central axis therebetween, and a least one axial recess formed on an outer surface of the tool. A cap is rotatably received on the tool opposite second end, the cap comprising at least one recess formed on an outer surface thereon. The cap is rotatable between a first position in which the cap at least one recess aligns with the tool at least one recess, and a second position in which the cap at least one recess is out of alignment with the tool at least one recess. The locking mechanism further comprises a detent operatively positioned between the tool and the cap. The detent may be a pin and a spring, where the spring biases the cap into the second position.

Abstract: A cutting tool setting system contains a tool head for the settable holding of a cutting tool, the head having an adjustment device for the cutting tool. The cutting tool setting system has a setting tool which can be mechanically removably engaged in the tool head at an interface for adjusting the adjustment device in the tool head. The setting tool contains a shaft body having a key part. A key engagement for actuating the adjustment device is designed on the tool head. The key part can be displaced relative to the shaft body in the direction of the longitudinal axis of the body in order to selectively couple and release the key part of the setting tool and the key part at the interface of the tool head.

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: 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: A quick-release bit adapter includes a body having a driving hole extending from a driving section towards a connecting section of the body. The driving section includes a sliding hole extending at a non-parallel angle to and in communication with the driving hole. A resilient positioning member is mounted in the driving section. A releasing device is slideably mounted in the sliding hole. When the releasing device is in a first position, the resilient positioning member is engaged in cuts in an outer periphery of a bit in an engagement position received in the driving hole. When the releasing device is moved to a second position, the bit is disengaged from the resilient positioning member to allow easy removal of the bit.

Abstract: A hand tool includes a shank, a sleeve, a control member, a pressing member, an end piece and a resilient member. The shank has multiple annular grooves. The control member and the resilient member are located in the chamber of the sleeve and the end piece closes the sleeve. The shank extends through the control member and the end piece. When the pressing member is not applied by a force, the sleeve can only rotate relative to the shank and cannot move relative to the shank. When the sleeve is applied by a force, the sleeve can move relative to the shank.

Abstract: A small outer diameter quick release extension rod is provided with elongated sheet-shaped elastic elements therein for realizing the effect of engaging with a screwdriver head. A second positioning ring in the operating element is used to press against the elastic elements to control them to be engaged in or disengaged from the screwdriver head. The small outer diameter quick release extension rod is easy to operate and has a relatively small outer diameter, not only reducing the structure weight and energy loss, but also enhancing the flexibility of use.

Abstract: Coupling mechanisms for engaging and releasing a tool attachment such as a socket from a drive element include an engaging element and an actuating element. The actuating element can include a collar or other manually-accessible part, and various features allow for a relatively small outside diameter for the collar or other part. These features include configuring the actuating element to contact the engaging element within the drive element, placing the biasing elements within the drive element, and forming guides for parts of the actuating element within the drive element. A guided element is coupled between the engaging element and a biasing element and is arranged to partially overlap the biasing element.

Abstract: A tool for providing improved reach and torque is disclosed. The tool includes a wrench including a head, a wrench body coupled to said head, and a connector coupled to said wrench body distal to said head. The tool includes an extension including with an inserter and an extension body. Said inserter is configured to mate with said connector, and said extension increases the reach and torque of said tool. The wrench head may include any size or dimension.

Abstract: A tool including a bit including a detent portion in the form of a detent ball and a bias member adapted to provide a biasing force to the detent ball in an outward direction. The detent ball is adapted to engage a receiving portion in a socket to securely couple the bit to the socket. The biasing force may be sufficient to prevent the bit from being accidentally removed from coupling to the socket by hand after assembly. In one aspect, the bit may be removed from the socket upon application of an axial force of about 40 pounds or greater.

Abstract: A safety block that includes a drive member on a lower face for attaching a socket or other tooling for applying torque to a screw, bolt, nut or other fastener. The safety block has a pair of drive pockets in an upper face of the block on opposed sides of a drive axis that passes through the drive member. The pair of drive pockets are sized and arranged to accept a square-shaped driver of a separately-provided wrench or breaker bar, to permit applying opposed, co-directional torque upon the socket or other tooling, thereby obviating the need to use a breaker bar or similar makeshift arrangement for breaking loose nuts and bolts in the field or on machinery.

Abstract: A locking mechanism for use with a tool has a tool having a first working end, an opposite second end, a central axis therebetween, and a least one axial recess formed on an outer surface of the tool. A cap is rotatably received on the tool opposite second end, the cap comprising at least one recess formed on an outer surface thereon. The cap is rotatable between a first position in which the cap at least one recess aligns with the tool at least one recess, and a second position in which the cap at least one recess is out of alignment with the tool at least one recess. The locking mechanism further comprises a detent operatively positioned between the tool and the cap. The detent may be a pin and a spring, where the spring biases the cap into the second position.

Abstract: Coupling mechanisms for engaging and releasing a tool attachment such as a socket from a drive element include an engaging element and an actuating element. The actuating element can include a collar or other manually-accessible part, and various features allow for a relatively small outside diameter for the collar or other part. These features include configuring the actuating element to contact the engaging element within the drive element, placing the biasing elements within the drive element, and forming guides for parts of the actuating element within the drive element. Also, the engaging element can move along a direction that is oriented at an oblique angle to the longitudinal axis of the drive element, in whole or in part. The engaging element can have a first part that moves obliquely in the drive element and a second part that moves radially in the drive element to engage the tool attachment.

Abstract: A multi-bit tool comprises a housing having a bit chuck with a bit-receiving opening. A substantially rigid main frame member defines a plurality of longitudinal channels and is disposed within the housing such that each of the plurality of longitudinal channels is generally aligned along the longitudinal axis of the multi-bit tool. A plurality of spring loaded actuator mechanisms are mounted in rigidly retained relation within one channel of the frame member. Each spring loaded actuator mechanism has a carriage member movable between a rearward position and a forward position, and a trigger member movable between a rest position, a forward triggering position and a rearward triggering position. The carriage member is moved to its rearward position by movement of the trigger member to its rearward triggering position and the carriage member is moved to its forward position by movement of the trigger member to its forward triggering position.

Abstract: A tool having a flexible extension shaft, a first end and, a second end and capable of being bent about its axis. The tool transfers rotary motion from a device to an implement. Both of the ends may be capable of independently being bent about the axis. The shaft may include a male member and a female member for a kit. Further, one end of the tool may include a rotatable member having a first and second implement.

Abstract: A wrench adapter includes an adapter shaft having an adapter tip located at its one end and attachable to a wrench socket and a wrench adapter head located at its other end and defining therein a driven hole for receiving a tool bit, and a first wrench driven portion and a second wrench driven portion disposed at the periphery of the wrench adapter head at different elevations and drivable by open-end wrenches or adjustable wrenches of different sizes.

Abstract: A universal joint includes first and second parts interconnected by a coupling element, and a coupling mechanism for detachably engaging tool attachments such as sockets. The disclosed coupling mechanisms include an engaging element and an actuating element. The engaging element can include a pin, and the pin can be oriented either obliquely or longitudinally in the drive stud of the universal joint. The actuating element can include a collar and a central portion that crosses the central longitudinal axis of the drive stud. The central portion can be offset along the longitudinal axis toward the coupling element, and the actuating element can be configured to extend into an aperture formed by the coupling element and the second part of the universal joint.

Abstract: A telescopic handle for a hand tool includes a main shank connected to a tool head at a distal end and insertable into an outer sleeve which a user grips. The main shank has a plurality of axially spaced retained regions such that a radially movable retaining member is engageable with a selected one of the retained regions. A key-and-keyway mechanism is disposed to guide axial movement of the outer sleeve and to guard against rotation of the outer sleeve relative to the main shank so as to permit delivery of an appropriate torque to the main shank. An operating member is disposed on and movable axially relative to the outer sleeve to radially move the retaining member.

Abstract: A quick-release bit adapter includes a body having first and second ends spaced along a longitudinal axis. The body includes a driving hole extending from the first end towards the second end along the longitudinal axis. The body further includes a sliding groove in communication with the driving hole and intermediate the driving hole and the second end along the longitudinal axis. A through-hole extends from an outer periphery of the first end through the sliding groove. A bit received in the driving hole abuts and is stopped by at least one protrusion extending inward from an inner periphery of the driving hole towards the longitudinal axis. A magnetic device is slideably received in the sliding groove and controllable by a user through the through-hole to slide along the longitudinal axis between two positions to engage with or disengage from the bit.