Matches 1 - 50 out of 143 1 2 3 >
Match Document Document Title
7540696 Spot drilling insert  
A spot drilling tool includes a drill holder and an insert removably mounted to the holder. The insert is a standardized part configured to support a drill point in a predetermined position forward...
7473056 Spade bit  
The drill bit comprises a cutting blade formed at one end of a shank. The cutting blade has a pair of cutting shoulders that extend inwardly from the outer sides of the blade toward the bit axis. A...
7429153 Pipe chamfering tool  
A cutting element and chamfering tool for pipe preparation is disclosed. The cutting element is formed from a ring having a split defining ends of the ring. One of the ends has a cutting edge. The...
7273334 Deburring cutter for deburring edges of drilled holes  
The first cutting edge can advantageously remove a large burr from the edge of a drilled hole with high effectiveness, because of the particularly aggressive cutting action of the first cutting...
7261498 Deburring tool and cutting insert therefor  
A deburring tool having an indexable cutting insert having four cutting edges. The cutting insert has a main body portion and a guide groove. The cutting insert is slidably retained in an insert...
7201544 Deep hole boring drill  
A drill for producing a deep hole that does not produce a bend of the hole during cutting. A drill body is spirally provided with a pair of cutting edges. The cutting edges are spaced at about 180...
7140814 Spade-type drill bit having helical configuration  
A spade bit including a longitudinally extending shaft having a cutting member located at a distal end thereof. The cutting member comprises a pair of helically shaped, opposed blades joined along...
7029211 Pipe chamfer tool  
The present invention a pipe chamfer tool including a body having at least one aperture defined therein, the aperture sized and adapted to slidably receive a pipe. The chamfer tool further includes...
7018143 Reduced energy consuming, lateral cutting twist drill  
A modified prior art twist drill embodies structural features that require less energy to drill a hole during a normal plunge operation and allow for lateral cutting movement during extraction of...
6957937 Spade bits with angled sides  
A spade drill bit has a shaft and a spade head portion arranged on the shaft. The head portion has a rearward facing bottom edge, two longitudinal sides and a forward facing cutting edge. The...
6857832 Drill bit with pilot point  
A drill bit for the working of metal has a center pilot tip that transforms into straight cutting edges extending towards the outer periphery of the bit. Each cutting edge forms a cutting angle of...
6835029 Method and apparatus for bevel cutting pipe  
An apparatus for beveling an end of a pipe includes a base member operatively attached to a ring member by a plurality of ring support members and a plurality of blade support members. A removably...
6821061 Three-edged drill for chip forming machining  
A drill for chip forming metalworking includes three cutting edge structures spaced circumferentially apart. Each cutting edge structure includes a radially outer cutting edge and a radially inner...
6709206 Pipe beveller tool  
A rotational pipe beveling tool that includes a frustoconical surface and a two edged cutting blade.
6616387 Metal cutting tool with direct cutting plate arrangement  
An improved slot-drilling cutter has a tool body with plate seats at the end, which are arranged symmetrically in respect to each other. Cutting plates are arranged on the seats, whose cutting...
6524035 Conduit reamer tool assembly  
The conduit reamer assembly comprises: a spindle having a main body portion, a distal end and a proximal end; drive structure on the spindle for mating with corresponding drive structure in a...
6431801 Drill bit for non-linear drilling  
A drill bit for boring non-linear holes in a workpiece, the drill bit having a generally elongate post, for mounting the drill bit to a tool; a generally elongate shank; and a head. The head has a...
6394714 Drill bit  
A drill bit, includes a shank and a cutter head connected to the shank. The cutter head has a center point, and first and second cutting edges extending radially outwards from opposite sides of the...
6200078 Complex cutting-blade tool and machining method using same  
A complex cutting-blade tool wherein a neck having a smaller diameter than the diameter of the drill thereof is connected to a shank. At the place where the drill and the neck are connected is...
6113321 Roll-forged drill bit  
A roll-forged drill bit 1 comprising a shank 3 for insertion in a chuck of a drill, the shank 3 including an helically twisted web 7 defining a cutting tip 9, the cutting tip 9 including a central...
6030156 Drill and sharpening fixture  
A single point drill particularly adapted to producing small diameter deep holes utilizing a peck feed cycle routine. The preferred embodiment features a limited flute length with a depth...
6006571 Chamfering device for spring-making machines  
A chamfering device for a spring-making machine includes a body portion adapted to be mounted on a slide of a spring making machine and moved in unison with the slide, a motor seat fixedly mounted...
5980169 Brad point drill bit  
A brad point drill bit having a boring tip defined by at least a pair of peripheral cutting members and a center blade disposed therebetween. The center blade is formed with a protruding central...
5947659 Drill bit  
A high speed drill bit is formed of a longitudinal body designed to rotate about a longitudinal axis. Each flute has a leading edge with a positive rake angle and a trailing edge with a neutral or...
5944462 Hole cutting tool for chamfering and grooving  
A hole cutting tool for holemaking, chamfering, grooving, threading and/or O-ring grooving. The tool is a rotary tool for holemaking in a workpiece which includes one or more holemaking inserts...
5890853 Drill and drill tip  
A drill comprising, a central cutting edge tip which is arranged on an axial portion of a distal end of a spindle body, and a peripheral cutting edge tip which is arranged on an outer peripheral...
5853272 Plastic pipe end forming tool  
A plastic pipe end forming tool to form both inside and outside bevels on a pipe end. An elongated body has a cavity constituting a cylindrical channel. A pair of opposed protrusions extend into...
5823720 High precision cutting tools  
Cutting tools in the form of drill bits, lathe knives, and saw teeth are formed with a cutting edge to slice off material from a work piece and with a construction providing a minimal contact of...
5810522 Hand-held bar edging tool and support therefor  
A tool housing is secured to the head of an electric hand drill so that a tool head, which is secured in the drill chuck, extends into the housing. The housing is secured to one end each of a pair...
5803679 Deburring tool for deburring the edges of boreholes  
A deburring tool for deburring the edges of boreholes. The tool has a base body in which at least one recess aligned across the longitudinal axis of the base body is provided, where at least one...
5755538 Deburring tool  
Deburring tool with a seal in the tool holder for remove burrs and rough edges from the opening edges of bore holes, has a shank and two cutting elements opposing each other with a single spring...
5649796 Carbide spade-type drill bit  
A spade drill bit device including an elongated shaft formed for rotation about a longitudinal axis thereof, and a flattened blade portion at one end of said shaft. The blade portion has generally...
5503509 Cutting insert and drilling tool for drilling in solid materials  
A drill having at least one and generally at least two cutting inserts fixed in a cutting end of the drill and in which each cutting insert is a polygonal body having at least three cutting...
5452970 Drill bit  
Flat drill bit for drilling holes in wood, comprising a plate (12) with two longitudinal sides (16,17), two main radial edges (14,15) and a pilot point with two converging pilot edges (18,19),...
5443585 Gun drill  
A cutting edge 18 is provided on the end of a cutter tip 12 on a gun drill body 1. The cutting edge 18 has: a radially inner region providing a convex curved cutting edge portion 23, a radially...
5437523 Hand burr remover  
A tool for removing burrs from around both the upper and lower openings of a drilled hole 12 in a flange F comprising a collar 2, a rod-shaped main body R slidable within said collar 2 and...
5433561 Wood bit and method of making  
The present invention comprises a wood bit for use in wood working applications. The blade of the bit is generally spade shaped having cutting spurs on each corner of the blade, a central point...
5417525 Deburring attachment for a honing tool  
Burrs formed at the ends of a bore during a honing operation performed by a single pass honing tool are removed by a deburring attachment which is carried on the leading end of the tool. The...
5363530 Pipe joint cleaner  
A pipe joint cleaner device primarily for plastic pipes which after being cut are to be joined together comprising an open tapered cone member having a plurality of sharp raised projections on both...
5288183 Self-centering drill bit with pilot tip  
A self-centering twist drill bit 20 is formed with a "fishtail" cutting section 32 having major cutting lips 72 and 74 on a working end 26 thereof at a point angle of 190°. Tip relief surfaces 76...
5244319 Auger bit  
A boring bit for boring holes in one or more workpieces such as wood and the like. An axially elongated shank portion of the boring bit has a tool engaging portion at one end and a head portion on...
5236291 Multi-tooth drill with improved chisel edge  
A three-flute, three-tooth drill has a central peak on the central axis between three V-shaped teeth that provides improved cutting chisel edges. The rake faces, which produce the V-shaped cutting...
5184689 Radial cut drill bit insert  
An insert for use in a rotary drill bit wherein first and second top surfaces are opposite a bottom surface, first and second leading faces are opposite first and second trailing faces, and first...
5180260 Chamfering reamer with trip shoulder  
A adjustable chamfering reamer used in automated threading machines for reaming the ends of pipe or conduit. The adjustable chamfering reamer has an inner reamer insert adjustably installed within...
5149234 Spot-weld removing tool  
A cutting tool consists of a cutting body extending from a front end to a rear end and defined by at least an exterior surface. A shank is connected to the cutting body at the rear end. The cutting...
5112167 High speed burnishing drill  
A high speed burnishing drill having drilling edges and reaming edges provided at the forward end of a cylindrical drilling body. The drilling edges are inclined diametrically from the center of...
5076122 Tube end finishing tool  
A cutting insert having four symmetrically located cutting edges is mounted on a cutting insert holder, which is in turn mounted on a rotary driver. One of the cutting edges projects out from the...
5072514 Round scraper tool  
A scraper tool particularly useful for hand deburring internal rounded corners, holes an concave surfaces includes a scraper blade integrally formed with a front part having a scraping edge, and a...
5054972 Rotary tool for sharpening studs in snowmobile treads  
A rotatable arbor-type tool for use in a portable power drill is provide for sharpening the ends of metal studs and particularly snowmobile tread studs or spikes. The tool has a cylindrical head...
5020401 Universal plastic-pipe tool  
A universal tool for inspecting and processing plastic pipe includes a cylindrical chamfering element with a cylindrical wall and a pipe-receiving opening therein terminating in a base ring, the...
Matches 1 - 50 out of 143 1 2 3 >