Abstract: A chip scattering prevention cover (1) is attached to a head portion (6b) of a rotary cutter (6). The cover (1) includes an annular portion (1a) configured to be detachably fitted over an outer peripheral edge of the head portion (6b), and a plate portion (1b) extending inwardly of the annular portion (1a) from an inner circumference portion of the annular portion (1a). The plate portion (1b) is configured to cover a region of a cutout gap (6e) of the rotary cutter (6) corresponding to the head portion (6b) with the annular portion (1a) being fitted over the head portion (6b). The annular portion (1a) and the plate portion (1b) are flush with a surface of the head portion (6b) when the annular portion (1a) is fitted over the head portion (6b).

Abstract: A CNC milling machine includes a chassis unit having vertical seats. A machining unit includes a frontward-rearward movable machining seat located on the vertical seats, a leftward-rightward movable machining seat in front of the frontward-rearward movable machining seat, an upward-downward movable machining seat in front of the leftward-rightward movable machining seat, and a machining tool set at a bottom of the upward-downward movable machining seat. A picking robotic arm unit includes a frontward-rearward movable picking seat located on the vertical seats and in front of the frontward-rearward movable machining seat, a leftward-rightward movable picking seat above the frontward-rearward movable picking seat, an upward-downward movable picking seat adjacent to the leftward-rightward movable picking seat, and a claw set at a bottom of the upward-downward movable picking seat. Coupling achieved with a coupling unit allows the picking robotic arm unit to be driven to move by the machining unit.

Abstract: A machine tool includes: a plurality of machining units, each including: a first saddle movable in a right-left direction; a second saddle supported by the first saddle and movable in an up-down direction; and a spindle device supported by the second saddle and movable in a front-rear direction. The plurality of machining units are arranged in the right-left direction such that spindles provided in the respective spindle devices are parallel to each other. The machining tool further includes an X-axis moving mechanism that moves the first saddle in the right-left direction; and a control device that controls an operation of the X-axis moving mechanism during machining of a workpiece and during correction of a spindle spacing between the machining units. A plurality of the X-axis moving mechanisms are provided corresponding to the respective machining units.

Abstract: A mechanical cutting device cuts twisted strips of foods such as potatoes. The device comprises twisted cutting tubes, each having a ring secured at a distance from the cutting end. A plurality of such tubes may be arranged in an array, which may be supported by plates having an array of tube-supporting orifices. The cutting tubes are supported for rotation in such manner that, when force is exerted on the tubes to insert the tubes into the food, the tubes rotate as they cut into the food obtaining as result twisted strips of food.

Abstract: An inexpensive shop tool attachment for forming a set of precisely aligned holes in a work pierce where the shop tool attachment mounts to and receives power and mobility from the shop tool.

Abstract: A transfer center for machining at least one workpiece is disclosed, having a machine frame, having a plurality of preferably stationary machining spindles arranged in the machine frame—particularly in a machining head, having a workpiece carrier on which at least one workpiece to be machined is arranged by means of a respective clamping device, and having a workpiece manipulator arranged in the machine frame, onto which workpiece manipulator the workpiece carrier is flange-mounted and which is movable by drive means in at least one spatial direction in relation to the machine frame. To achieve a high machining accuracy in parallel machining, according to one proposal, the transfer center—in order to compensate for a deviation between the actual position and the desired position of the workpiece or workpieces—has a position compensation system with at least two pressure elements situated between the workpiece or workpieces and the machine frame, whose operating directions enclose an angle with each other.

Abstract: A feeding device includes a sliding member, a saddle slidably assembled with the sliding member, a driving module for moving the saddle back and forth relative to the sliding member, a main shaft positioned on the saddle, a cutter positioned with the main shaft, at least one balancing cylinder fixedly coupled with the sliding member and the saddle for balancing the main shaft. The disclosure also supplies a machine tool using the feeding device.

Abstract: A printed circuit board (PCB) drilling apparatus that greatly increases the speed, accuracy and depth of the drilling process as well as increasing the life of the drill bits by decoupling the reactionary forces encountered in the positioning and drilling functions of the apparatus in the x, y and z axes from the components that accomplish the positioning, measuring and drilling of the stacked printed circuit boards. The part of the apparatus that moves and drills as well as the feedback position sensors are mounted to a set of vibration isolation pads that absorb the vibrations that would disturb the feedback sensors. Additionally, the force frame of the apparatus that experiences the reactionary force movements are decoupled from the metrology frame of the apparatus that house the feedback sensors, also increasing the throughput and accuracy.

Abstract: A method and apparatus for processing workpieces to form parts. Tools associated with a multi-spindle machine may be positioned with respect to a plurality of workpieces on a fixture comprising a plurality of platforms and an adjustment system. Each platform may be individually moveable with respect to others in the plurality of platforms about a number of axes. The plurality of platforms may be configured to hold the plurality of workpieces in which each platform may be configured to hold a workpiece in the plurality of workpieces during operations performed by the multi-spindle machine. The adjustment system may be configured to move each of the plurality of platforms about the number of axes independently from the others in the plurality of platforms. The operations may be performed on the plurality of workpieces using the multi-spindle machine and the fixture to form a plurality of parts.

Abstract: The invention provides a machining apparatus, and its machining method, having machining tables whose weight do not increase so much even if a number of machining sections such as spindles is increased. One of the machining tables is a rectangular stationary table having a groove in the direction perpendicular to the longitudinal direction on its surface and the other is a rectangular movable table engaged with the groove. The machining apparatus machines a printed circuit board, whose area is larger than that of the movable table, on a mounting surface of the stationary table by changing position of the printed circuit board by moving the movable table and by determining machining position by moving a spindle at position facing the mounting surface of the stationary table.

Abstract: In the pocket hole apparatus of the present invention, a table reciprocates linearly relative to a base. An anvil is fixed relative to the base and holds the workpiece on a sloped top surface at the desired angle for the pocket hole. A drill spindle with a drill bit is fixed relative to the table. After the workpiece is mounted to the anvil, the table is moved to drill the pocket hole. Optionally, a second spindle on the opposite side of the anvil predrills the pocket hole when the table is first moved to a predrill position. The spindle is enabled or disabled by latching mechanism. The spindle is mounted to a rail that is slidably mounted to the table so that the rail can slide perpendicularly thereby adjusting the spacing between pocket holes.

Abstract: The invention relates to a multifunctional unit for machining workpieces preferably consisting at least partially of wood, wood materials, plastics or the like, with a plurality of vertical drill spindles, a plurality of horizontal drill spindles, and at least one fixed saw comprising at least one saw blade with a horizontal axis of rotation. The multifunctional unit according to the invention is characterised in that it is mounted and driven by a mounting means in such a way that it may be rotated about at least one vertical axis of rotation.

Abstract: Apparatus and method are provided for automatically drilling work pieces, including drilling of rivet holes in standard and heavy-duty brake shoe linings for the truck, bus, overhead crane, wheel drum and heavy machinery industries. Apparatus and method are customizable to accommodate various sizes of work pieces, and programmable for drilling of multiple holes and handling of multiple work pieces, as required by manufacturers.

Abstract: Disclosed is an automated drill apparatus composed of one or more gang drills mounted to a gang drill chassis, at least one powered drive wheel affixed to the gang drill chassis, and at least three pivotable support wheels. A control panel provides remote operation of drill rotation activation, drill advance, and drill bed position adjustment, and a panic off switch. A control system implements steering the automated drill apparatus and is selectable by the operator for steering in two-wheel mode or crab steer mode. The pivotable drive wheels, in conjunction with the control panel and control system, are used to position the automated drill apparatus along a slab to be drilled, and further activate one or more gang drills for drilling a slab.

Abstract: A multi-spindle machining center for the chip forming processing of workpieces comprises a spindle group having at least two spindles arranged in a spindle row adjacent to each other to mount a chip forming tool, and a workpiece support, on which at least two workpiece holders, correlated with the geometrical arrangement of the spindles, for holding workpieces for a simultaneous processing by means of the spindles, are arranged, the workpiece support having a beam-like longitudinal support member bearing the workpiece supports, and the spindles are guided for a movement toward the workpiece support in a first axial direction on a spindle linear guide arrangement.

Abstract: A multi-spindle machining center for the chip forming processing of workpieces comprises a spindle group having at least two spindles arranged in a spindle row to mount a chip forming tool, and a workpiece support, on which at least two workpiece holders, correlated with the geometrical arrangement of the spindles, for holding workpieces for a simultaneous processing by means of the spindles, are arranged, the workpiece support having a beam-like longitudinal support member, bearing the workpiece supports, which at its longitudinal terminal regions is movably held on a respective workpiece support bearing structure and the spindles are guided for a movement toward the workpiece support in a first axial direction on a spindle linear guide arrangement.

Abstract: A double-spindle machine tool comprises two tool-holder spindles and two work holding fixtures allocated thereto. A work holding fixture comprises a work carrier plate which supports itself on an adjustable abutment. This abutment is adjusted by means of an adjusting device in dependence on changes in the distance of the axes of rotation of the tool-holder spindles.

Abstract: A pocket-hole drilling apparatus for drilling pocket-holes in a workpiece is disclosed. In one embodiment, an initiation switch actuates clamping the workpiece and the movement of a drilling module to cut a pocket-hole. The drilling module has a motor and a step-drill mounted thereon, which is slidably mounted on a guide module. The axis of the drilling module movement intersects work surface. In another embodiment, a movable fence provides the adjustability of pocket-hole depth. In yet another embodiment, two actuator tips are disposed in a fence to prevent the drilling of a pocket-hole through the sidewall of a workpiece. In still another embodiment, a short stroke clamping actuator is used to prevent human finger injury. In still another embodiment, a blower or an ejector pump is used to remove wood chips, wherein the blower is either attached to a drilling motor or to a separate blower motor; the ejector pump is mounted near the drill guide.

Abstract: A machine tool is provided, in particular for the synchronous machining of workpieces. The tool includes two or more spindle units (2, 3), which run parallel in a machining unit and are designed to hold tools and repositioning devices for the precise adjustment of the position of the spindle units (2, 3) in relation to one another, preferably in all three directions x, y and z of the orthogonal co-ordinate system in the machining unit (4). The repositioning devices for displacing at least one of the spindle units (2, 3), at least in an x and/or y direction, include an eccentric bush (5, 6), which can be rotated about a central shaft (B1, B2) and locked and in which the spindle units (2, 3) are mounted eccentrically, parallel to the central shaft (B1, B2).

Abstract: An apparatus for making temporary road mats characterized by multiple layers of mutually perpendicular elongated timbers having an array of vertical intersections aligned in lateral rows. The apparatus includes a gang drill that moves relative to a roughly assembled mat for sequentially drilling the lateral rows of intersections.

Abstract: A drilling system includes a stationary base table for supporting a work piece under process at a fixed position at a drilling spindle station. A drilling spindle carries and applies rotational force to a drilling tool. A compound overhead guiding system carries the spindle above the work piece under process. The overhead guiding system includes a Y drive system for moving the spindle along a Y axis in relation to the base table, and an X drive system for driving the spindle along an X axis. The guiding system has a lightweight laminated crossbeam structure for carrying the spindle and X axis drive system.

Abstract: A machine tool for machining workpieces includes a spindle group with at least two spindle arrangements placed alongside each other, each spindle arrangement possessing a spindle to receive a machining tool. Each spindle arrangement is guided on a guide arrangement in the direction of the axis of the respective spindle in a longitudinally sliding manner on a holding device or frame for the spindle group, each guide arrangement possesses an external clearance which is larger than the width of the respective spindle and that the guide arrangements of two directly adjacent spindle arrangements of the spindle group are arranged on mutually different sides of the holding device or frame so that the spindle axes are arranged closer together than in the case of an arrangement of the guide arrangements on the same side of the holding device or frame.

Abstract: An up modifier is provided which includes a bed, a modifier, a clamp, a modifier linkage system, a clamp linkage system, and a lever. The modifier is disposed below the bed and is vertically traversable thereunder. The clamp is disposed above the bed and is vertically traversable thereabove. The lever defines a modifier pivot, clamp pivot and a pedal portion. The clamp pivot is interposed between the modifier pivot and the pedal portion. The clamp pivot is vertically traversable, and the modifier pivot and the pedal portion are pivotable about the clamp pivot. The modifier linkage system is attached to the modifier and the lever at the modifier pivot, and the clamp linkage system is attached to the clamp and the lever at the clamp pivot.

Abstract: A partitioning device between a machining station and a machine-tool driving station of the type driving at least two tool-holder rams is provided. The device includes a flexible curtain, called a central curtain, between two rams, where two ends are integral with a first ram and which is linked to the second ram. The relative movement of one ram with respect to the other along a first axis of movement, stretches more or less a length of curtain between the two rams.

Abstract: A portable hand-held multiple bit drill imparts a set of linearly aligned work areas of a work piece, which work areas are respectively and simultaneously drilled by the respective drill bits. A rotary power source communicates with a hand-held body holding a plurality of chucks. Each pair of adjacent chucks having a uniform pre-set spacing apart from each other. The drill chucks holding the drill bits are rotated by respective linearly aligned drive gears, which are rigidly attached to respective shafts driving each respective chuck of the plurality of chucks. The drive gears are rotated by a centrally located central gear, which is attached to a central drive shaft emerging from the hand held housing. The central gear is driven by the power source and each drive gear is a meshed idler gear, which reverses direction, such that all the drive gears are rotated in a same, pre-determined direction.

Abstract: A high throughput drilling system for printed circuit board hole formation. Two spindles are disposed at each spindle station, doubling the number of holes produced in a given time period. Each spindle in connected to an overhead linear drive by a mini slide. A first set of the spindles, one for each spindle station, is driven by a first X axis linear drive. A second set is driven by a second X axis linear drive. The work piece table is elongated to support work pieces for all stations, and is supported by a set of bearing guides, with outrigger bearings coupled to the table by flexure mounts that relieve stress due to differential temperature expansion rates between the work piece table and the base table. High speed spindles are employed to obtain higher productivity, with larger holes routed by router tools, eliminating the need for stocking large drill sizes on the system tool changer.

Abstract: A driving assembly for driving a plurality of mandrels comprises a supporting carriage supporting a plurality of mandrels, adjoining one another along a parallel direction to the carriage driving direction, and clamping means for removably clamping the individual mandrels at a withdrawn position thereof, as well as driving means for driving the individual mandrels, which can be actuated as a mandrel is arranged at an advanced position.

Abstract: A drilling system includes a stationary base table for supporting a work piece under process at a fixed position at a drilling spindle station. A drilling spindle carries and applies rotational force to a drilling tool. A compound overhead guiding system carries the spindle above the work piece under process. The overhead guiding system includes a Y drive system for moving the spindle along a Y axis in relation to the base table, and an X drive system for driving the spindle along an X axis. The guiding system has a lightweight laminated crossbeam structure for carrying the spindle and X axis drive system.

Abstract: Method and device to make holes for components of wings for doors or windows comprising a frame consisting of uprights (14) on which blinds (16) oscillating with respect to an axis are mounted. The method provides to calculate the number of blinds (16) which can be applied in the wing and the interaxis “p” of the assembly holes (17) by dividing the height of the wing gap by the height of said blinds (16), rounding up the result of the division to obtain a whole number, calculating the overlap value between each blind (16) relation to the number of blinds (16) to be applied and comparing the overlap value obtained from this calculation with a pre-defined minimum value.

Abstract: A portable hand-held multiple bit drill imparts a set of linearly aligned work areas of a work piece, which work areas are respectively and simultaneously drilled by the respective drill bits. A rotary power source communicates with a hand-held body holding a plurality of chucks. Each pair of adjacent chucks having a uniform pre-set spacing apart from each other. The drill chucks holding the drill bits are rotated by respective linearly aligned drive gears, which are rigidly attached to respective shafts driving each respective chuck of the plurality of chucks. The drive gears are rotated by a centrally located central gear, which is attached to a central drive shaft emerging from the hand held housing. The central gear is driven by the power source and each drive gear is a meshed idler gear, which reverses direction, such that all the drive gears are rotated in a same, pre-determined direction.

Abstract: An apparatus for making temporary road mats characterized by multiple layers of mutually perpendicular elongated timbers having an array of vertical intersections aligned in lateral rows. The apparatus includes a pair of assembly tables spaced along an assembly line on a work floor. Each table has an upper layout surface spaced vertically above the work floor and provides a work bay therebelow. The layout surface having indicia for orienting the discrete timbers in each layer whereby the timber may be roughly assembled. A gang drill moves in a longitudinal path along the assembly line with respect to the assembly tables. The gang drill carries a plurality of drills for sequentially drilling the lateral rows of intersections. The gang drill alternates between tables while manual assembly operations are conducted at the other table.

Abstract: A hand-driven deburring and assembly tool for deburring and assembly of fasteners in a minimal amount of time. The hand-driven deburring and assembly tool includes a housing assembly including a housing having top, bottom, front, back, side walls and an open side; and also includes a drive assembly being mounted to the housing; and further includes assembly and deburring tool support members being mounted to the drive assembly.

Abstract: The automatic machine tool comprises two parallel longitudinal guides supported by a plurality of columns standing on a base, the guides being slidably engaged with two parallel sliding crossbeams that mount respective machining units. The drive motion for the sliding crossbeams running in the guides is provided by linear electric motors.

Abstract: A portable device includes at least one tool driven by a motor and provided in a housing with at least two housing surfaces at relative right angles to each other. One of the housing surfaces is arranged at a right angle relative to the tool and the device includes a plurality of stops fixedly connect and pivotably connected with the housing to be moved out or pivoted out until corresponding stop surfaces are reached. The stop surfaces have different differences with respect to the tool.

Abstract: A multiple hole-boring apparatus and method of use therefor having multiple drill gears and idler gears in mechanical communication, wherein each drill gear possesses a drill bit and wherein each drill gear/drill bit combination is driven by the attachment of any drive means to the apparatus.

Abstract: A machining cell capable of providing tool movement along at least one axis is provided with at least one, but preferably a pair of articulated debris shields mounted to a tool carriage that translates along an axis of motion. Each articulated debris shield occludes space vacated by the tool carriage as it translates along the axis of motion. In a preferred embodiment, the machining cell provides tool movements along x-, y-, and z-axes and has a stationary housing that supports a z-axis carrier frame slidably mounted thereto for translation along the z-axis. An x-axis carriage is slidably mounted to the z-axis carrier frame for translation along the x-axis. A y-axis spindle frame is slidably mounted to the x-axis carrier frame for vertical translation along the y-axis.

Abstract: An improved cabinet building method which converts the “frameless” or “32-mm System” to a 1.25 inch system. In such a 1.25 inch system, cabinet builders familiar with, or preferring, the Imperial system of measurement are able to more comfortably compute measurements required for cabinetry.

Abstract: A driving assembly for driving a plurality of mandrels comprises a supporting carriage supporting a plurality of mandrels, adjoining one another along a parallel direction to the carriage driving direction, and clamping means for removably clamping the individual mandrels at a withdrawn position thereof, as well as driving means for driving the individual mandrels, which can be actuated as a mandrel is arranged at an advanced position.

Abstract: The automatic machine tool comprises two parallel longitudinal guides supported by a plurality of columns standing on a base, the guides being slidably engaged with two parallel sliding crossbeams that mount respective machining units. The drive motion for the sliding crossbeams running in the guides is provided by linear electric motors.

Abstract: A spindle assembly, with improved belt drive, is suitable for a multi-axis machining cell providing tool movements along predetermined axes of motion, such as the X-, Y- and Z-axes. Plural machining spindles, each provided with a driven pulley, are mounted to a headstock of a machining cell. A spindle, drive motor is also mounted to the headstock and is provided with a drive pulley. A drive belt is trained, preferably by serpentine wrap, over the drive pulley and subsets of driven pulleys, and transmits rotational motion from the drive pulley to the driven pulleys. Preferably, at least one set of drive pulley and driven pulleys is constituted by herringbone sprockets.

Abstract: The invention relates to a method of drilling holes to the surface of a dryer cylinder in a paper machine. The main goal of the method is to open and or/widen the drilled holes already made on the dryer cylinder, thus improving the performance of the cylinder.

Abstract: Process and apparatus for operating an apparatus to drill holes in the shell of a paper machine cylinder. The apparatus includes a stationary framework supportable on the paper machine, a feed frame that is radially movable along the stationary framework relative to the shell, and a drive unit. A plurality of drilling modules are coupled to the feed frame, which are rotatable via the drive unit, and the drilling modules include a drive shaft, at least two spindle heads, and at least two intermediate shafts arranged between the drive shaft and the at least two spindle heads, in which at least one of the at least two spindle heads in each drilling module is rotatable about a respective intermediate shaft of the drilling modules.

Abstract: Apparatus for making numerous spaced-apart, radial holes in a tube includes a rotary index table that rotates intermittently through predetermined index angles of rotation and dwells between each rotation. A mandrel affixed to the index table receives the tube telescopically and holds the tube in a fixed position relative to the mandrel. A pair of self-feed drilling units mounted on opposite sides of the mandrel have output shafts that are driven intermittently in reciprocating motion along axes lying in a common plane with the longitudinal axis of the tube, the axis of each output shaft being perpendicular to the longitudinal axis of the tube. Each output shaft carries a multiple-spindle head, and each spindle of the multiple-spindle head receives a drill bit.

Abstract: An attachment that allows a drilling machine, such as a drill press, to simultaneously bore the plurality of holes required for mounting a hardware component to a workpiece. In an exemplary embodiment, the attachment is adapted to simultaneously bore, in a desired disposition, all three holes needed to mount European style hinges in a single stroke. The hinge boring attachment includes a drilling head, which attaches to the chuck of the drilling machine. The drilling head rotatably supports a plurality of boring bit mounting shafts, corresponding to the number of holes to be drilled and interconnected with drive trains for translating the rotation of a center shaft, attached to the chuck of the drilling machine, to all shafts. A stabilizing arm is further preferably provided to clamp the drilling head to the support post of the drill press and roll smoothly along the support post during the drilling operation.

Abstract: A structure for detachably mounting a horizontal drill head 5 on a drill head 4 including a driving spindle 10 rotatably driven by a driving means, a head case 2 for holding the driving spindle 10 above a work table 26 on which a work or works “W” are placed, and an advancing/retracting means for moving the driving spindle 10 toward and from the work table 26. The horizontal drill head 5 has a driving shaft 1 that is connected to the driving spindle 10 and horizontal drills 29 which are arranged substantially perpendicular to the axial direction of the driving shaft 1. The horizontal drill head 5 is mounted on the drill head 4 via a guide pin 7 slidable within a bearing 6 that is mounted on a sidewall of the head case 2 along a direction parallel to the advancing/retracting direction of the driving shaft 1.

Abstract: A multi-head drilling machine, for use in particular in the simultaneous drilling of a plurality of side frame components for shutters, the drilling machine having a machine frame, a support carriage moveable along the frame, a transverse drilling head bar mounted transversely of the carriage, and moveable to and fro with the carriage, a first pair of drills mounted on the transverse head bar on one side of the carriage and a second pair of drills mounted on the transverse head bar on the opposite side of the carriage and being moveable in unison along either side of the carriage, clamps for clamping work pieces on either side of the carriage, in registration with respective drills, a first drill of each pair being mounted at a first predetermined position on the transverse head bar, and a second one of the drills being mounted at a second predetermined position on the transverse head bar, the first and second drills being offset with respect to one another longitudinally and laterally along the path of movem

Abstract: A process and machine tool for machining workpieces with two parallel work spindles fitted on a headstock. The distance between the work spindles is altered with the aid of a driven adjuster. The machine tool for machining workpieces, especially for numerically controlled machining centers, has two work spindles (1, 2) fitted parallel to each other on a headstock (3), where at least one work spindle (2) can be adjusted perpendicularly to its axis.

Abstract: A working head for numeric-control machine tools is adapted to be moved along two or three axes relative to one or two parts mounted on respective worktables which can rotate about respective parallel axes. According to the present invention, the head supports one or preferably two tool-supporting spindles which are pivoted about a common axis which is transverse to the axes of the spindles under the actuation of motor means which are rigidly coupled to the head and are controlled by a numeric control unit.

Abstract: An apparatus for drilling holes in multiple pieces of lumber of uniform width and which is capable of processing more than one width is disclosed. The drill bits are arranged in rows and the spacing between drill bits differs from row to row so as to permit the drilling of holes in more than one size of lumber. The header in which the drill bits are mounted is adapted to travel vertically along two parallel guides. Stabilizers prevent the lumber from buckling or shifting and help to ensure that the holes will be drilled in the same location in each piece of lumber. When a layer of lumber is conveyed to the apparatus, pistons lower the header which brings a spring-loaded horizontal stabilizer into contact with the lumber to stabilize the lumber. A second stabilizer pushes the lumber laterally to press the pieces of lumber together.

Abstract: A pocket-hole drilling apparatus for drilling pocket-holes in a workpiece is disclosed. In one embodiment, an initiation switch actuates clamping the workpiece and the movement of a drilling module to cut a pocket-hole. The drilling module has a motor and a step-drill mounted thereon, which is slidably mounted on a guide module. The axis of the drilling module movement intersects work surface. In another embodiment, a movable fence provides the adjustability of pocket-hole depth. In yet another embodiment, two actuator tips are disposed in a fence to prevent the drilling of a pocket-hole through the sidewall of a workpiece. In still another embodiment, a short stroke clamping actuator is used to prevent human finger injury. In still another embodiment, a blower or an ejector pump is used to remove wood chips, wherein the blower is either attached to a drilling motor or to a separate blower motor; the ejector pump is mounted near the drill guide.