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WO/2012/013425 |
The invention relates to a honing tool for positional honing. The honing tool according to the invention comprises a solid, unslit tool body, which is rigidly connected to the spindle of a honing machine. To achieve great stiffness, the ...
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WO/2012/015172 |
The present invention relates to an anchor bolt-hitting punch, and more specifically one designed to allow an anchor bolt to be safely and firmly inserted and secured in a fastening hole made in the concrete ceiling surface of a building...
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WO/2012/008185 |
A surface coating cutting tool exhibiting both high wear resistance and high fracture resistance. A surface coating cutting tool includes a base material and a coating layer. The coating layer comprises a single layer or multiple layers....
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WO/2012/006990 |
The invention relates to a drilling tool (1) comprising a clamping shaft (2) and a cutting element (3) contiguous with said clamping shaft (2). The cutting element (3) comprises at least one flute (4) having a flute surface that has a co...
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WO/2012/007450 |
The invention relates to a drilling tool, wherein a cutting edge bezel (18) is provided on a flank (20).
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WO/2012/008959 |
The present disclosure is directed to a multi -piece spade drill head (3) for a spade drill, wherein the spade drill includes an elongate body portion (281) and a cutting portion removably secured to an end of the body portion (281). The...
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WO/2011/160447 |
A quick assembled and unassembled joint comprises a body (1), wherein the back end of the body (1) is provided with a shaft hole (14) in which a power output shaft (3) is inserted and a limit hole (15) which is perpendicular to the shaft...
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WO/2011/158378 |
Disclosed is a ring-shaped hole cutter capable of smoothly discharging chips. The ring-shaped hole cutter includes a plurality of cutting blades comprising a first cutting blade (38a) and a second cutting blade (38b) disposed alternately...
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WO/2011/156150 |
A superabrasive cutting element including a diamond or other superabrasive material table having a peripheral cutting edge defined by at least one chamfer between a cutting face and a side surface of the table, an arcuate surface extendi...
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WO/2011/149143 |
An exemplary embodiment of the present invention relates to a drill bit mounted to the front end of a drill blade. The drill bit that is inserted and seated into a recessed groove formed in the front end of a drill blade comprises: a mai...
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WO/2011/142370 |
In order to increase the durability of a deep-hole drill head, wherein a cutting blade and a guide pad are brazed to a head body, and to cause spiral marks to not arise even after long-term use, disclosed is a deep-hole-boring drill head...
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WO/2011/137494 |
An undercutting tool for producing an undercut in a bore, the undercutting tool comprises a tool body, which can be at least partially inserted into the bore that is to be undercut, at least one wedge moveably attached to the tool body a...
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WO/2011/139429 |
A reamer having a cylindrical cutter part (1) having a plurality of cutting bodies (4) arranged on the cylinder circumferential surface, the cutting bodies (4) having a cutter region (12) realized as a cutting strip and having a guide re...
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WO/2011/139960 |
A drill bit, comprising a shank (5) with helix (6) and a drill head (9), wherein the drill head (9) is designed as a carbide part and is inserted into an end- face connecting groove (4) of the shank (5), wherein the base (4a) of the conn...
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WO/2011/135277 |
The present invention is concerned with twist drills for drilling of composite materials such as carbon fibre reinforced plastic (CFRP) and glass fibre reinforced plastic (GFRP). The present invention proposes that a twist drill (2) is p...
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WO/2011/137310 |
A tool bit (100) providing a combined drill bit and milling bit is disclosed herein. The tool bit in one embodiment includes a working section (104) having a longitudinally extending central axis (116), an O-flute (112) extending along t...
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WO/2011/131575 |
A drill head (100) for a BTA/STS or ejector deep hole drilling tool, comprising a drill head body (101) that can be rotated about an axis of rotation (113), having a drilling side (160) and a hollow channel (107) with a chip collecting o...
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WO/2011/132686 |
Disclosed is a roughly rod-shaped gun drill (1) provided with a shank portion flow path (4a) which circulates a coolant internally, and a tip portion flow path (4b). On the tip of the gun drill (1) are formed a cutting surface (5), a fir...
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WO/2011/133726 |
A hole saw arbor system includes a tool-bit holder comprising a body having a proximal end and a distal end, the proximal end configured to be coupled to and driven by a driving device. A substantially longitudinal tool-bit holder bore m...
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WO/2011/127046 |
The invention relates to a method for producing a drill bit, in particular a masonry drill bit, comprising a drill bit shank (1), wherein the drill bit shank (1) has an insertion section (2), a helical section (4) axially adjoining the i...
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WO/2011/121780 |
The disclosed cutting insert makes it possible to bore or drill without forming a pilot hole in the work piece. The cutting edge includes a cutting edge section that extends from the outside of the body of the cutting tool towards the ce...
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WO/2011/116540 |
A miniature drill and a method for processing the miniature drill are disclosed. The miniature drill comprises a drill tip (41) and a drill body (42). The drill tip (41) comprises two main cutting edges, two main tool faces and two auxil...
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WO/2011/116879 |
The invention relates to a drilling tool (1), in particular for drilling fibre-reinforced material (8), wherein the drilling tool (1) has at least one cutting edge (2). At least one marginal surface (31, 32), which in each case delimits ...
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WO/2011/110159 |
The invention relates to a rotationally drivable material-removing tool (10) with an integrated coolant/lubricant supply, which tool has a shank (12) and a cutting part (20) connected to the shank (12). The shank (12) has a clamping port...
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WO/2011/111197 |
Provided is a cutting insert having a cutting edge that can inhibit the cutting resistance applied to a cutting boundary section from increasing with an increase in cutting depth. The cutting insert has one or more rake faces, a flank fa...
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WO/2011/107081 |
A guide gib (500) for a deep drilling tool of a substantially rectangular shape with a longitudinal direction (L) and a width (B) and with at least one sliding surface (540) is characterized in that at least one lubricating groove, prefe...
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WO/2011/108108 |
Provided is a cutting tool such that the quantity of main body sections discarded and the quantity of cutting heads discarded can be restricted and that vibrations during cutting work can be suppressed. In the cutting tool (100), a Heli-...
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WO/2011/097109 |
A method for manufacturing a drill bit (1), wherein in a first step the chip flutes (12) are ground into a round rod, in a second step the round rod is ground down to its outer diameter (15, 16) with simultaneous grinding of the drill-bi...
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WO/2011/097109 |
A method for manufacturing a drill bit (1), wherein in a first step the chip flutes (12) are ground into a round rod, in a second step the round rod is ground down to its outer diameter (15, 16) with simultaneous grinding of the drill-bi...
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WO/2011/095344 |
Drilling tool comprising at least two flutes (3a, 3b) and a chisel edge (8) having an end reduction (2), wherein the end reduction (2) merges continuously with the flutes (3a, 3b) in such a way that it forms the end of the respective flu...
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WO/2011/093482 |
Provided is a method for producing a member having a bottomed hole wherein a two-point supported cutting wire is used to form a hollowed out bottom portion, so that yield of a material is good, durability as a cutting blade can be increa...
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WO/2011/090551 |
A rotary cutting tool (10) includes a generally cylindrical body having a first end (12), a second end (14) and a longitudinal axis therebetween (16). A mounting portion (18) is disposed about the first end (12), a head portion (20) havi...
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WO/2011/089555 |
A method for making a superhard tip for a rotary machine tool, the method including contacting at least one sintered polycrystalline superhard structure (22, 24) to a carrier body (30) comprising cemented carbide to form a pre- compact a...
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WO/2011/090551 |
A rotary cutting tool (10) includes a generally cylindrical body having a first end (12), a second end (14) and a longitudinal axis therebetween (16). A mounting portion (18) is disposed about the first end (12), a head portion (20) havi...
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WO/2011/088295 |
An assembly includes a hole saw, an arbor, a collar and a nut. The hole saw is formed from a back plate and a skirt which has a cutting edge on its free end. A passageway is provided through the hole saw. The arbor is rotatably mounted t...
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WO/2011/088266 |
A coated hole cutter including an ink-based colored coating applied only to the external surface of the cylindrical blade body of the hole cutter, but not to the surfaces of a circumferentially-extending cutting edge or to the interior s...
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WO/2011/088268 |
A hole cutter for cutting a work piece, such as a wood and/or metal work piece, has a substantially cylindrical blade body defining a wall thickness within the range of about 0.032 inch to about 0.038 inch, and a cutting edge formed on o...
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WO/2011/088269 |
A hole cutter has a cylindrical blade body including a cutting edge and one or more axially-elongated apertures formed within a side wall of the blade body. The axially-elongated aperture is configured to receive a lever, such as a screw...
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WO/2011/088265 |
A hole cutter having an extruded plate cap and methods and apparatuses for making such caps and hole cutters. The plate cap has planar opposing external and internal surfaces with an extruded hub extending axially inwardly from the inter...
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WO/2011/088271 |
A hole cutter has a substantially cylindrical blade body defining a blade body circumference, a cutting edge formed on one end of the blade body, and an axially-elongated slot formed through the substantially cylindrical blade body. The ...
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WO/2011/080009 |
The invention relates to a rock drilling tool comprising a drilling head provided with a cutting body (3), and a helix arranged between the drilling head and a shaft, the cutting body (3) extending continuously over a nominal diameter of...
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WO/2011/082161 |
The disclosure relates to high-speed drill bits for removing material from alloys and other hard materials. A conventional drill bit is modified by removing material from the forward portion of the bit to increase the radius of the cutti...
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WO/2011/080012 |
The invention relates to a rock drilling tool (1) for the rotational percussive machining of concrete, rock, masonry and such materials, said tool comprising a drilling head (2) provided with a cutting body (3), and a helix arranged betw...
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WO/2011/077929 |
Disclosed is a surface-coated cutting tool in which the adhesion of a coating upon a base is high and which combines excellent heat resistance, excellent abrasion resistance, and excellent lubricity. The surface-coated cutting tool is pr...
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WO/2011/077928 |
Provided is a surface-coated cutting tool having excellent heat resistance, wear resistance, and lubricating properties. The surface-coated cutting tool includes a base material and a coating formed on the base material. The coating is f...
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WO/2011/070652 |
Disclosed is a throw-away rotary tool that can suppress variations in tool lifespan and machining accuracy. The throw-away rotary tool is provided with: at least two groove sections (13b, 13c) that are recessed into the inner walls (13a)...
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WO/2011/070653 |
Disclosed is a throw-away rotary tool that can increase productivity and has excellent properties relating to the task of attaching and the task of detaching a cutting head to/from a body. In a convex section (24a) formed as a portion of...
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WO/2011/066831 |
In a rotary drill, the drill is provided with at least one groove, of which one groove has a center lying on the axis of rotation of the drill. The two end points of the groove define a groove width, and the drill is provided with two or...
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WO/2011/066831 |
In a rotary drill (10), the drill is provided with at least one groove, of which one groove (17) has a center lying on the axis of rotation (1) of the drill. The two end points (13,14) of the groove (17) define a groove width, and the dr...
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WO/2011/065901 |
The invention relates to a device (4) in connection with rotary tools (1) for cutting machining and having a replaceable cutting top part (3) and a clamping tool body (2). The tool body (2) has a cylindrical reception part (5) provided w...
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