Abstract: A pipe tool with a base unit and peripheral components for holding or manipulating pipe sections. The peripheral components allow the pipe tool to be configured for holding pipes of various sizes in alignment so they may be welded at a seam. The tool can also be reconfigured for changing the cross sectional shape of a deformed pipe end or for spreading open objects such as valve or pipe flanges.

Abstract: A method for measuring the shape of a heating treatment jig to be held by a holding portion of a vertical heat treatment apparatus includes measuring the shape of the heat treatment jig in a state that the position of a supporting portion for supporting the heat treatment jig is set to be the same as the position of the holding portion for the heat treatment jig in the vertical heat treatment apparatus. The heat treatment jig can be used for placing a semiconductor wafer to be subjected to heat treatment.

Abstract: A cylinder back plate includes a frame member 11 and a cylinder clamp 12 connected to the frame member 11 by means of a pivot 13. The cylinder clamp 12 comprises a band of rigid or semi-rigid material. The cylinder clamp 12 has a retaining position with respect to the frame member 11, wherein the cylinder clamp extends substantially perpendicularly to the plane of the frame member. The frame member 11 lies parallel to a back plate of the harness or is constituted by the back plate of the harness. Thus, when the cylinder clamp 12 is in the retaining position a cylinder can be retained securely to the frame member and sliding of the cylinder relative to the frame member or back plate can be prevented. When it is desired to attach a new cylinder to the harness, the cylinder clamp 12 can be pivoted into a loading position.

Abstract: Methods and apparatus for holding substrate in a compliant substrate holding assembly are provided. In one embodiment, an apparatus for a compliant substrate holding assembly includes a base plate, a finger disposed on the base plate having a V-shaped slot formed thereon, and two arms disposed on opposite ends of the base plate and each arm having V-shaped slot formed therein. In another embodiment, a method for holding a substrate on a compliant substrate holding assembly includes inserting a substrate into a holding assembly having at least three substrate supporting members and detecting a change in position of one of the substrate supporting structures.

Abstract: A vacuum insulation tube assembly which is utilized as a component in a cryosurgical probe. The vacuum insulation tube assembly includes an inner tube; and, an outer tube concentrically positioned about the inner tube. The outer tube is securely soldered at end portions of the inner tube and forms a vacuum space between the inner tube and the outer tube. The vacuum tube assemblies may be conveniently mass produced using a special fixture.

Abstract: [PROBLEMS] To provide a substrate supporting/transferring tray, which can be placed on a substrate supporting part arranged in a treatment chamber in which the heat treatment is performed to a substrate, especially on a substrate supporting part having a built-in heating means for heating the substrate, and on an upper side of which, the substrate is placed. At the time of heat-treating the substrate, the substrate can be more uniformly heated, and when the heat treatment is completed, the tray can be easily removed from the substrate supporting part without waiting for the temperature of the substrate to be reduced, and can transfer the substrate to other parts from the treatment chamber in which the heat treatment is performed.

Abstract: Part holding device for holding a part (1) while it is being machined, having: a resting surface (2), one or several mobile flanges (5) for pinning said part against the resting surface when the flanges rest against the upper side of said part, the flanges being capable of being raised when the part (1) is inserted and extracted, one or several mobile jaws (3, 30) in a plane (X-Y) parallel to said resting surface in order to hold at least one portion (11) of said part by its lateral sides (16).

Abstract: A work holding mechanism for horizontally holding a flat work is incorporated in work transport equipment. The holding mechanism includes a base member for supporting the work and a plurality of guide members provided at the base member. Each guide member includes a shaft, a contact portion and a limit portion. The shaft is pivotally supported by the base member. The contact portion comes into contact with part of the lower surface of the perimeter of the work and is pushed down, with the shaft as a fulcrum, when the work is placed on the base member. The limit portion is raised, with the shaft as a fulcrum, to face part of the side surface of the perimeter of the work when the contact portion is lowered.

Abstract: A jig for cutting box joints on a table saw, including guide bar clamps adapted to be joined to guide bars of a table saw; a spacer joined to the guide bar clamps; a spacer strip joined to the spacer, the spacer strip defining spacer apertures; a board clamp joined to an engagement pin, the engagement pin engaging one of the spacer apertures of the spacer strip; and mechanism for offsetting pairs of boards such that grooves and projections on a pair of boards is cuttable offset from a corresponding pair and method of use including joining a jig to a table saw; clamping at least two pairs of boards to the jig; positioning the clamped boards relative to the table saw; cutting a groove through all boards; repositioning the clamped boards relative to the table saw; cutting another groove spaced apart from the first groove; repeating the steps of repositioning and cutting another groove until grooves have been cut from one edge to an opposing edge with projections disposed between the grooves; and interlacing the

Abstract: A clamp for a cylindrical workpiece useful for a tube welder includes two clamping plates arranged to move in the same plane to engage the workpiece in a central opening formed by cooperating indentations in the clamping plates and both clamping plates are provided with at least one supported beam flexible member for pressing against the workpiece and accommodating variations in the diameter of the workpiece from the nominal diameter.

Abstract: A locking vise for pipes, useful in operations for welding portions of plastic pipe by polywelding of the head portion. The vise comprises two mutually opposite jaws which form, when clamped, a circular locking seat for a portion of pipe. A slot is formed on the grip surface of each jaw in order to accommodate a corresponding portion of a body for reducing the diameter of the circular locking seat of the pipes. Elements for fixing to the corresponding jaw are further associated with each reduction body. The fixing elements comprise at least one locking pin, which can perform an axial translational motion and is inserted through the slot transversely to the slot. The locking pin has, in the axial direction, a first part, which forms, when arranged in the slot, an undercut for preventing extraction for the reduction body, and a second part, which is recessed with respect to the first part and forms, when arranged in the slot, a disengagement configuration for the reduction body.

Abstract: A way of making small, fragile, decorative handles on a lathe is disclosed along with tools for gluing pen-tubes into these handles is shown. Use of these tools and methods of use allows wood turners to avoid excessive rework and mess associated with the gluing process of making pen blanks while assuring better product due to more complete and uniform distribution of the adhesive layer.

Abstract: Sample mounts (10) for mounting microcrystals of biological macromolecules for X-ray crystallography are prepared by using patterned thin polyimide films (12) that have curvature imparted thereto, for example, by being attached to a curved outer surface of a small metal rod (16). The patterned film (12) preferably includes a tapered tip end (24) for holding a crystal. Preferably, a small sample aperture is disposed in the film for reception of the crystal. A second, larger aperture can also be provided that is connected to the sample aperture by a drainage channel, allowing removal of excess liquid and easier manipulation in viscous solutions. The curvature imparted to the film (12) increases the film's rigidity and allows a convenient scoop-like action for retrieving crystals. The polyimide contributes minimally to background and absorption, and can be treated to obtain desired hydrophobicity or hydrophilicity.

Abstract: A carrier for use in processing of a plurality of wafers or other substrates includes a support frame on which the wafers are mounted and in one embodiment at least one auxiliary frame for holding the substrates on the support frame. A plurality of clips extend from the auxiliary frame and engage the substrates in pressure engagement, and fasteners retain the auxiliary frame in position with respect to the support frame. In one embodiment two auxiliary frames can be employed for holding wafers on opposing surfaces of the support frame. The support frame has electrically non-conducting surfaces whereby the processing does not affect the support frame, and the auxiliary frame is made of electrically non-conductive material. The clips are electrically conductive and bridge current from the support frame to the wafers during plating operations. In another embodiment, auxiliary frame are not used and the wafer retention clips are mounted on the support frame.

Abstract: A parts retaining panel, especially useful in assembling the timing drive of an internal combustion engine, retains the timing components in the same arrangement that they are in when mounted on the engine. The parts can be stored and transported on stacked retaining panels, and, after the parts are mounted on the engine, the panel 32 is removed and reused. The parts retaining panel reduces assembly time, and prevents mounting of improper parts and inadvertent omission of parts.

Abstract: Siding installation apparatuses and methods for engaging a first siding piece and supporting a second siding piece are disclosed herein. In one embodiment, the apparatus includes a support member having a support surface to support the second siding piece, an engagement member projecting from the support member, and a securing assembly coupled to the support member to releasably restrict the support member from moving relative to the first siding piece. The engagement member is configured to engage the bottom portion of the first siding piece by contacting the back surface. It is emphasized that this Abstract is provided to comply with the rules requiring an abstract. It is submitted with the understanding that it will not be used to interpret or limit the scope or meaning of the claims. 37 C.F.R. § 1.72(b).

Abstract: Methods and apparatuses for aligning the component parts of a drum assembly are disclosed. One aspect of the invention relates to tools for measuring and aligning the component parts of the drum assembly. By way of example, the tools may include indicator tools for measuring the relative position of the component parts, as well as alignment tools for aligning the component parts in accordance with the measurements. Another aspect of the invention relates to methods of measuring and aligning the component parts of the drum assembly. By way of example, some methods may pertain to aligning the upper drum and/or the drum support of the drum assembly.

Abstract: A holding device comprises a cylindrical or prismatic, porous ceramic blank and elements for clamping in a machine tool for processing the blank by removing material, in order to produce a ceramic workpiece. A narrow frame is fixed by an adhesive connection over at least part of the periphery of the blank, which is held without stresses, in the area of a plane encompassing the longitudinal middle axis (A) of the blank. The frame only covers a small part of the surface of the blank and can be detached and held in a stable holder with a clamping adapter, in such a way that it cannot slide. The entire combination is fixed in the machine tool in such a way as to be resistant to twisting and sliding. The ceramic workpiece emerges continuously form the ceramic blank without predetermination of the advance direction, until holding segments which can then only be freely selected according to number and location have been formed.

Abstract: A holder for temporarily stabilizing an end of a flexible rod-like workpiece. The holder includes a magnetic core enclosed within a non-magnetic cover, the overall exterior configuration of the holder preferably being that of a cylinder or disc. An opening extends through the holder for receiving an end of the workpiece as the holder is magnetically attached to a ferrous support surface. A portion of the opening may be smooth so as to receive the rod like workpiece without threaded engagement, and another portion of that opening may be threaded so as to clean the threads of a cut-off segment of threaded rod.

Abstract: An apparatus comprising a shape memory alloy is configured as a ring shaped sample holder for a transmission electron microscope and imparts uniform biaxial strain on a thin film mounted within. The sample holder responds to a change in temperature by changing the inner diameter, which imparts biaxial strain. In other embodiments, the sample holder is configured to change the inner diameter and change the strain on a thin film reversibly and repeatedly. In further embodiments, the sample holder is non circular. In still further embodiments, the apparatus is configured as a prime mover of a reversible radial actuator. Methods for making and using the apparatus are included in other embodiments.

Abstract: An actuated edge grip chuck includes tabs with raised portions that press against the side of a substrate as opposed clamping on the top or bottom surfaces. The edge grip chuck includes a solid-state actuator to move a moveable tab into an open position. The solid-state actuator may be, e.g., a piezoelectric actuator or a shape memory alloy. The tab may be biased into the closed position such that when a substrate is held by the edge by the moveable tab and one or more fixed tabs. If desired, more than one moveable tab may be used.

Abstract: An apparatus for spreading liquid liner in the interior of a rocket motor tube, the rocket motor tube having masks attached at both ends of the rocket motor tube, the apparatus including a generally vertical support plate with an opening there through; a flange with a center opening attached to the support plate; a support tube inserted into the center opening of the flange; a stop disposed in the support tube, the stop abutting the support plate and engaging a mask on one end of the rocket motor tube; a retaining funnel that engages a mask on the other end of the rocket motor tube; a retaining ring that threadingly engages the retaining funnel; and at least two clamps attached to the support tube and engaging the retaining ring.

Abstract: A holder for an optical fiber ferrule end face grinding apparatus is provided which can grind an increased number of optical fiber ferrules simultaneously. The holder comprises a holder plate provided with a plurality of ferrule insertion holes, a seat extending to at least one insertion hole and having a first wall, and a second wall on a side of the insertion hole opposing the seat. A slidable holding member including a front face facing the second wall, and an inclined rear face is disposed on the seat. A depression member is mounted on the holder plate that presses downwardly on a rod member disposed on the inclined rear face. As the depression member is operated, the rod member is pressed downwardly along the first wall, and the holding member is pushed forward such that a ferrule is clamped between the front face and the second wall.

Abstract: A vise jaw assembly can be easily mounted on, and removed from, the jaws of a machine vise. A first reusable component bolts onto the face of a machine vise jaw. A second component is inexpensive and disposable. It is made by extrusion of an easily machinable material such as aluminum. It has a flat face that is designed to engage a flat face of the first component. It has an element extending from the flat face such as a dovetail element that slides laterally into a correspondingly shaped recess in the first component to complete a dovetail type joint. A slot below the recess in the first component is compressed by threaded fasteners to tighten the joint. The second component has a uniform cross section so that it may be produced by extrusion with minimal finishing except for cutting to length.

Abstract: A device for stabilizing a plurality of spaced posts comprising an outer frame member; a plurality of bracket assemblies mounted to the outer frame member at a first set of spaced locations thereon to receive the posts; and a plurality of bracing members extending between a second set of spaced locations on the outer frame member, intermediately of the first spaced locations, for stabilizing the outer frame member.

Abstract: A method of cutting a stem to be whip grafted, comprising: securing the stem in a bore of a hand-held grafting tool that includes an angled end, with a portion of the stem extending out from the angled end; drawing a knife across a face of the angled end to thereby cut the stem; and removing the cut stem from the grafting tool. In one respect the hand-held grafting tool comprises a housing having a bore and at least one angled end, a holding member, and moveable connectors attached to the holding member, wherein the moveable connectors protrude through and bisect the housing.

Abstract: Methods and apparatuses for aligning the component parts of a drum assembly are disclosed. One aspect of the invention relates to tools for measuring and aligning the component parts of the drum assembly. By way of example, the tools may include indicator tools for measuring the relative position of the component parts, as well as alignment tools for aligning the component parts in accordance with the measurements. Another aspect of the invention relates to methods of measuring and aligning the component parts of the drum assembly. By way of example, some methods may pertain to aligning the upper drum and/or the drum support of the drum assembly.

Abstract: A universal manifold holding fixture for holding intake manifolds from v-type engines that establishes and maintains a centerline alignment with respect to the intake manifold and a centering shaft; said centering shaft is configured to be receivable into various machining tools. The fixture is adjustable in three axes and configurable to accommodate intake manifolds from various manufacturers. The fixture also maintains the intake manifold in isometric tension thus simulating actual service conditions. The fixture provides engine machinists with a solution to handling large, heavy, and unwieldy intake manifolds while machining the manifold surfaces.

Abstract: A surface treating holder includes a wire which is coiled at distances in such a manner that it is formed as a spring-like tubular structure having spiral-line faces at opposite ends thereof, so that works are accommodated in the tubular structure. A process for surface-treating a pluarlity of works accommodates the works in the holder, and surface treating the works in the holder while being rotated about an axis of the works.

Abstract: Disclosed are a holder and a holder base used for mounting an optical object. The holder fixes an object by making contact with both sides of the object and includes a body having a protruding jaw formed at an upper portion thereof, and a protrusion part extending from the protruding jaw by a predetermined distance, wherein a hole is formed at the front portion of the protrusion part. A sliding member is coupled to the protrusion part through an opening formed at a center thereof and a spring is fixed to one end of the body and the other end of the sliding member, wherein the spring serves to provide an elastic restoring force to the sliding member in a direction towards the body. Further, a fixing nail is inserted into the hole of the protrusion part and is formed at one end thereof with a handle, and a wedge is coupled to the fixing nail through an opening formed at a sidewall thereof and inserted between the protrusion part and an inner wall forming the opening of the sliding member.

Abstract: A jig (40) for locating anchor bolts in concrete standards of outdoor lighting installations comprises four complementary corner members (42) that can be interconnected and then secured together with fasteners (45) in the desired pattern. A second embodiment (70) comprised of male and female members (72, 74) is also disclosed.

Abstract: A tooling plate for installation into a probe station and being formed of a rigid plate defining a major aperture having a rim. The plate also defines a set of peripheral apertures fitted with spring loaded, retained screws adapted to facilitate fastening to mating threaded holes. In one embodiment, a set of dowel locator holes defined by the bottom surface and being precisely positioned with respect to the location of the major aperture. Another embodiment includes docking equipment adapted to permit connection to a predetermined tester attached to the top of the rigid plate.

Abstract: A universal manifold holding fixture for holding intake manifolds from v-type engines that establishes and maintains a centerline alignment with respect to the intake manifold and a centering shaft; said centering shaft is configured to be receivable into various machining tools. The fixture is adjustable in three axes and configurable to accommodate intake manifolds from various manufacturers. The fixture also maintains the intake manifold in isometric tension thus simulating actual service conditions. The fixture provides engine machinists with a solution to handling large, heavy, and unwieldy intake manifolds while machining the manifold surfaces.

Abstract: A polishing puck assembly is provided for use in polishing a fiber optic connector. A slidable weight rests on the fiber optic connector to urge the ferrule of the fiber optic connector to extend below a bottom surface of the puck assembly. The puck assembly can be manipulated relative to polishing material to polish the end of the fiber optic connector. The polishing material can be circular in shape and held by a palette defining one or more circular pockets for holding the polishing material. Different polishing material can be positioned in the different pockets. A circular guide can be utilized in the circular pocket wherein the guide includes a circular opening with a center offset from a center of the circular guide.

Abstract: A carrier (20) is used in the thin film coating of disks (35). The disks (35) are held in a disk tray (30). The disks (35) have a center (35a) through which the thin film coating can go through. The carrier (20) includes a base plate (21) for receiving the disk tray (30). A plurality of discrete shields (24) are positioned in alignment with the center openings of the disk (35). The shields (24) are releasably connected to the base plate (21). Preferably, the shields (24) are releasably connected by a magnetic force.

Abstract: A material holding implement including a material holding member adapted for holding a material. The material holding member is made of a thermoplastic resin. The thermoplastic resin is deformable to a material holding configuration at a temperature greater than a constant temperature, and fixable to form a material holding region adapted to apply holding forces on a circumference of the material in a using temperature range lower than the constant temperature. Furthermore, a method of changing a form of the material holding member is provided. The method includes softening the resin by increasing a temperature above the constant temperature, molding the resin into a flat plate by pinching together upper and lower dies having flat surfaces opposing each other, pinching the resin using the upper and lower dies to form a material holding configuration, and fixing the resin by decreasing the temperature below a softening point of the resin.

Abstract: A clamping device having a front member, a back member opposing the front member, a pair of opposing side members, a stop block and a clamping mechanism. The side members extend between and connect the front member and the back member. The work piece is supported by and between the side members. The stop block is interposed between the back member and the work piece. The clamping mechanism, which is operatively coupled between the front member and the work piece, exerts a clamping force against the work piece to press the work piece against the stop block. In this way, the work piece is clamped between the front member and the back member.

Abstract: Disclosed are a method for preparing a high performance BGA board and a jig applicable to the method. The method comprises pre-bonding an adhesive to a BGA board laminated structure or a heatsink by use of a jig; and main-bonding the BGA board laminated structure or the heatsink to which the adhesive is previously stuck in the pre-bonding step to the heatsink or the BGA board laminated structure, respectively, by use of a jig. A high performance BGA board can be prepared by use of an individual heatsink and a strip-type jig without a strip-type heatsink, and in which the Ni-plated side of the heatsink can be prevented from being contaminated.

Abstract: A method and apparatus for preheating golf balls prior to painting. The process includes forming golf balls with covers, heating, coating, and further heating the golf balls in a heated enclosure. The apparatus includes a ventilated holding tray that in addition to supporting the golf balls with a minimum of contact between balls and tray will allow for a thorough flow of heat about the balls for quick and uniform heating. This also will aid in reducing blemishes to the golf balls, by suspending freshly painted golf balls on conical pins set at right angles to the balls, thereby reducing the physical contact between the tray and freshly painted golf balls. The tray comprises replaceable ball support inserts. The inserts will generally be made from injection molded plastic and will be friction-fitted to the tray, and if damaged can be easily and inexpensively replaced.

Abstract: Devices and methods for holding at least one array are provided. The subject devices are characterized by having a housing having at least one array therein and an absorbing material associated with the housing that is capable of absorbing molecules within the housing deleterious to the array(s) held therein. The seal may be resealable and/or may be a hermetic seal. The subject methods include packaging at least one array in a subject array holding device. Also provided are methods for using an array that is held in a subject array holding device in an array assay. Kits for use in the subject methods are also provided.

Abstract: A housing having an inner surface and having a bottom end, a bearing component positioned within the housing above the bottom end of the housing, a first seal positioned within the housing between the bottom end of the housing and the bearing component, the first seal sized to provide a seal against the inner surface of the housing and to cover the a first sidewall surface of the bearing component, a top end of the housing positioned opposite the bottom end, a second seal positioned within the housing between the bearing component and the top end of the housing, the second seal sized to provide a seal against the inner surface of the housing and to cover a second sidewall surface of the bearing component during a coating operation.

Abstract: In instruments such as Wien filters, electrostatic and/or magnetic pole pieces must be mounted on and secured to a supporting structure with a very high degree of dimensional precision, usually by brazing. To that end, a fixture is provided for holding the parts to be assembled in precise relationship and to press the pole pieces into engagement with the supporting structure while the securing operation is being carried out. The pressing is accomplished by a gravity-produced force which is, therefore, independent of positional accuracies caused by very high temperatures, such as are encountered during brazing.

Abstract: A jig (40) for locating anchor bolts in concrete standards of outdoor lighting installations comprises four complementary corner members (42) that can be interconnected and then secured together with fasteners (45) in the desired pattern. A second embodiment (70) comprised of male and female members (72, 74) is also disclosed.

Abstract: A universal manifold holding fixture for holding intake manifolds from v-type engines that establishes and maintains a centerline alignment With respect to the intake manifold and a centering shaft; said centering shaft is configured to be receivable into various machining tools. The fixture is adjustable in three axes and configurable to accommodate intake manifolds from various manufacturers. The fixture also maintains the intake manifold in isometric tension thus simulating actual service conditions. The fixture provides engine machinists with a solution to handling, large, heavy, and unwieldy intake manifolds while machining the manifold surfaces.

Abstract: A device for processing workpieces utilizes a frame and a fixture. The frame has a perimeter with an opening, and inner and outer side walls. A pair of shelves are located in the opening for supporting a workpiece and a spring retains the workpiece on the frame. The fixture has work locations with elevators that are moved by an elevator handle. The fixture also has an engagement handle for actuating the springs. The workpieces may be simultaneously mounted to or removed from the frames with the fixture. The frames are loaded into the locations and both handles are rotated to raise the elevators and bend the springs. The workpieces are then placed on top of the elevators, and the elevator handle is rotated to lower the workpieces. Next, the engagement handle is rotated to release the springs to form assemblies that can be removed from the fixture.

Abstract: A method and apparatus are provided for supporting a semiconductor wafer in a vacuum and transferring heat by gas conduction between the wafer and a wafer chuck to facilitate wafer processing. The wafer substrate is loaded onto a seat plate, and then a clamp ring is lowered against the force of compression springs that bias the seat plate upward on guides extending upward from the body of the chuck. The clamp ring touches the wafer on the front or top side with an inner O-ring that is attached to the bottom of the clamp ring, and forces the wafer and the seat plate down to a lower position parallel to a heat transfer surface of the chuck, spaced therefrom by a narrow gap. In the lower position, an outer O-ring that is also attached to the bottom of the clamp contacts an outer sealing surface that surrounds the heat transfer surface, thereby enclosing a cavity that includes an annular chamber around the outside of the chuck and the narrow gap. Gas is supplied to the passage and thus to the gap.

Abstract: A structure and method are provided for accommodating elongated electric wires in a protector in a parallel array. The structure includes a plurality of elongated electric wires to be arranged in parallel, a trough-like receiving member for accommodating the elongated electric wires in a parallel condition, and a cover member for covering the open upper face of the receiving member. The elongated electric wires are held by a clamp member for arraying the elongated electric wires in the required parallel condition. The clamp members are positioned at required distances along the length of the elongated electric wires, and engaging parts for positioning the clamp members are provided in the receiving member, so that the elongated electric wires are accommodated in parallel condition.

Abstract: A self-dispensing fastener for attachment to a substrate by a quick-setting photocuring adhesive has a UV transparent flange for placement against the substrate and UV opaque adhesive reservoir for containing the adhesive in the fastener, and upon pressing the fastener against the substrate the adhesive is expelled into the interface formed between the flange and the substrate for curing by UV radiation.

Abstract: A holder for an oil filter includes a container having an open top and a base having an upper surface. An upwardly opening socket is disposed upon the upper surface. The socket is shaped and dimensioned to receive the head portion of the oil filter. Once the oil filter is inserted into the holder, retaining means hold the oil filter firmly in place. The holder and oil filter may then be placed in a vice, and the filter cut open in accordance with established procedures.

Abstract: A boring tool head has a movable element which can be moved by means of an adjuster relative to a centerline. Attached to the movable element is a cutting tool which moves with the movable element. A hole which is slightly smaller in size than the desired hole is first bored with the boring tool head and its size precisely measured. The fitting of the invention is then clamped onto the boring tool head by means of a clamping lever. The fitting has a position sensor which abuts against the movable element of the boring tool head, an indicator being attached to the sensor which provides an indication of the sensor's lateral position. The indicator is set to zero and the boring tool head adjuster set to bring the movable element of the boring tool head, as indicated on the indicator, to the desired position for increasing the size of the initially bored hole to the desired precise dimension.