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Matches 1 - 50 out of 13,230

Document Document Title
WO/2019/065397A1
The coated cutting tool according to the present invention comprises a hard nitride coating that contains Ti at 70 atomic% to 95 atomic% and Si at 5 atomic% to 30 atomic% with respect to the total metallic element content, and Ar at 0.05...  
WO/2019/065949A1
The present invention makes it possible to prevent the occurrence of defects due to peeling or chipping, and obtain a smooth machined surface. A diamond coating includes a first diamond layer comprising fine diamond particles and a secon...  
WO/2019/063504A1
The invention relates to a tool comprising a shaft (1) that can be driven about an axis of rotation (A) and a rotatably operating tool head (3) that is connected to said shaft and has a working section (8) extending over an axial distanc...  
WO/2019/065706A1
This coated tool is provided with a substrate and a coating layer positioned on the substrate. The coating layer comprises a plurality of each of AlTi layers containing aluminum and titanium as main components and AlCr layers containing ...  
WO/2019/058592A1
[Problem] To protect a leading end section of a drill which has a coolant hole and which makes a fine-diameter or ultrafine-diameter hole in a workpiece. [Solution] A coolant hole 33 is formed axially penetrating a shank part 3 and a sha...  
WO/2019/055524A1
Disclosed is a combination tool having a plurality of cutting elements. According to one embodiment, the combination tool comprises a drilling portion, a milling portion, and a boring portion. In this embodiment, the combination tool may...  
WO/2019/054289A1
This small-diameter drill has a diameter of 2 mm or less and has a double margin in which a ratio between the margin length and the diameter is 3 or higher. A ratio L/D between a margin length L, in the axial direction from an outer peri...  
WO/2019/052876A1
The invention relates to a four-edged drill (10) having two long main cutting edges (33), arranged in a point-symmetric manner with regard to the axis of rotation (11), which each extend from an outer circumferential cutting corner (31c)...  
WO/2019/047433A1
Provided are a rotary cutting tool with a replaceable bit and a rotary cutting method thereof, and a bit installation method. In the rotary cutting tool with a replaceable bit, a bit (1) is detachably connected to a bit carrier (2). V-sh...  
WO/2019/050823A1
A drill bit assembly including a drill bit having a first end, a second end opposite the first end, an axis of rotation extending centrally through the drill bit between the first and second ends, a shank disposed at the first end, and a...  
WO/2019/049257A1
This drill (1) has two lines of discharge grooves (4) formed therein. A cutting edge (5) is formed at ridge portions of a rotation direction (T)-facing inner surfaces (41) of each of the discharge grooves (4) and a flank surface (6). Thr...  
WO/2019/048265A1
A metal cutting drill insert (15) for a drill tool have a chip disruptor (28) provided at a rake face (25). The chip disruptor is further configured with a chamfer (29) at a leading cutting edge region (26) to increase cutting resistance...  
WO/2019/047251A1
A drill bit, comprising: a tool handle (10), a connection part (20), and a processing part (30), wherein the connection part (20) is connected to the tool handle (10); the processing part (30) is provided with a shaft core (31), and an e...  
WO/2019/049258A1
According to the present invention, a drill is a long drill provided with a discharge groove having a twist angle of 25°, wherein the length of the groove is at least 30D. A thinning treatment is performed on the tip section of the dril...  
WO/2019/011363A3
The invention relates to a deburring tool (10) for deburring at least one through-hole (24) in a workpiece, wherein the surface (38) of the through-hole (24) to be deburred is located on the side away from the deburring tool (10), the to...  
WO/2019/042491A1
A device (1) for detaching at least one burr (2) from an opening (3) of at least one transverse borehole (4) of a workpiece (5), wherein the device (1) has an elongate shank (7), wherein the shank (7) can be introduced into a longitudina...  
WO/2019/040336A1
Drilling tool (10), configured to operate in two drilling modes, respectively with and without hammer action, said tool comprising a front end (12) equipped with a rotating part for mounting a drill bit (18) by means of an SDS-type push-...  
WO/2019/037690A1
A hand drill chuck, comprising a drill body (1), a nut (2) and a clamping jaw (3); the clamping jaw is provided with an external thread and is connected to the thread of the nut, while a middle portion of the drill body is provided with ...  
WO/2019/039724A1
A cutting insert for drilling includes an upper surface, a lower surface formed on an opposite side of the upper surface, a side surface connecting the upper surface and the lower surface; a cutting edge formed at an intersection of the ...  
WO/2019/040090A1
A modular rotary cutting tool includes a cutting head for insertion into a support. The cutting head has a coupling pin having torque surfaces and clamping surfaces formed on its outer peripheral surface. The coupling pin is divided into...  
WO/2019/039001A1
The rotary cutting tool comprises a substrate, a first diamond layer, and a second diamond layer. The substrate comprises a head portion, a body portion, and a shoulder portion constituting the boundary between the head portion and body ...  
WO/2019/034199A1
The invention relates to milling tools having inserted cutting bodies, which milling tools are used, for example, for drilling, countersinking, reaming, etc. In order to be able to process a specific diameter region by means of a milling...  
WO/2019/035219A1
This coated cutting tool is a coated cutting tool having a hard coating film on a surface of a tool, wherein: the hard coating film is a nitride; the hard coating film includes from 80 at.% to 90 at.% of aluminum (Al) and from 10 at.% to...  
WO/2019/035220A1
A hard coating film of this coated cutting tool comprises: from 70 at.% to 80 at.% of Al and from 20 at.% to 30 at.% of Ti with respect to the total amount of metal elements (including semimetal elements); and at most 0.50 at.% of Ar wit...  
WO/2019/032022A1
A hole saw (1 ) comprising a cylindrical unit (2) with an expanse in a longitudinal direction (Z), the cylindrical unit (2) being rotation-symmetrical about a center axis, which has an expanse in the longitudinal direction (Z). The cylin...  
WO/2019/031737A1
The present invention relates to an indexable drill (100), and includes a tip cutting edge part comprising a thinning part cutting edge (10) and a flute part cutting edge (20) when viewed from the side, wherein the thinning part cutting ...  
WO/2019/021785A1
This drill has a rake surface, a negative land, a relief surface, and an outer peripheral surface. The negative land is continuous with the rake surface. The relief surface is continuous with the negative land. The outer peripheral surfa...  
WO/2019/019334A1
Disclosed is an alloy drill bit facilitating chip removal, comprising a drill bit shank and an alloy cutter mounted on the drill bit shank.The drill bit shank comprises a cutting part (1) and a chip removal part (2), wherein a cutter gro...  
WO/2019/021087A1
A device (50) for opening a connection to a lined pipe is disclosed. The device has a body that includes a front end and a rear end and being rotatable about a rotation axis (RA). The device also has a drill head (32) that has multiple c...  
WO/2019/016190A1
A polycrystalline diamond (PCD) composite compact element has a body of polycrystalline diamond material and a cemented carbide substrate bonded to the body of polycrystalline material along an interface. The cemented carbide substrate h...  
WO/2019/011732A1
A cutting insert for a rotary drill tool and drill tool assembly in which an insert and a support body are coupled via a plurality of axial support surfaces. The support surfaces comprise a first declined orientation in the axial directi...  
WO/2019/011734A1
A cutting insert for a rotary drill tool and a drill tool assembly in which an insert and a support body are coupled via cooperative contact surfaces and a mounting screw. The contact surfaces provide a dual function to axially and rotat...  
WO/2019/011743A1
A cutting insert for a rotary drill tool and drill tool assembly in which an insert and a support body are coupled axially via a complementary shaped projection extending radially outward from the insert and received with a recess indent...  
WO/2019/008132A1
The invention relates to a machining arrangement (1) and a method for attaching such an arrangement to and machining a working piece (2), comprising; - a frame (3) comprising a first end (4) and a second end (5); - a rotatable attachment...  
WO/2019/002037A1
The drill bit (1) for chiselling rock has an impact face (7) at a plug-in end (6), a hollow shank (4), within which a feed duct (35) is provided, and a drill head (2). The drill head (2) has, on an end face (12), three or more cutting li...  
WO/2019/002025A1
The invention relates to a drill (1) for chiseling stone, the drill having an impact surface (7) on an insertion end (6), a hollow shaft (4) inside which a conveying duct (35) is provided, and a drill head (2). The drill head (2) has thr...  
WO/2019/002050A1
The invention relates to a cutting tool (10), more particularly for producing or reworking a reamed hole, comprising a clamping shank (14) and a tool carrier (12) with a cutting head (22) and at least one cutter (18) arranged on an axial...  
WO/2019/005476A1
A drill assembly and method is provided for enlarging an injector of a reactor. The drill assembly includes an elongated shaft attached to a piloted drill bit including a pilot portion distal from and extending colinearly with the elonga...  
WO/2019/002040A1
The invention relates to a drill (1) for chiseling stone, the drill having an impact surface (7) on an insertion end (6), a hollow shaft (4) inside which a conveying duct (35) is provided, and a drill head (2). The drill head (2) has thr...  
WO/2018/230218A1
This drill is provided with a rake surface, a relief surface, and an outer peripheral surface. The relief surface is continuous with the rake surface. The outer peripheral surface is continuous with both the rake surface and the relief s...  
WO/2018/225524A1
The present invention addresses the problem of providing a method for manufacturing a processed product, the method including an operation with which it is possible to increase the service life of a tool to a greater extent than in the p...  
WO/2018/224378A1
The invention relates to a cutting tool, in particular for producing or post-processing a reamed hole, comprising at least one blade arranged at an axial cutting head end of a tool carrier. The tool carrier comprises a chip-removal space...  
WO/2018/221737A1
A rotary tool according to one embodiment of the present invention has a main body having a rotation axis, a portion of the main body including a first end being a first section, and a portion of the main body that is located further tow...  
WO/2018/220910A1
A surface-coated cubic boron nitride sintered body comprises a substrate, which is a cubic boron nitride sintered body, and a coating film that comes into contact with and covers the substrate. At the interface between the cubic boron ni...  
WO/2018/219926A1
The invention relates to a single-lip drill (1) with an inner (23.1) and an outer (23.2) rake face. Very good middle course values and endurance are obtained with the polished face according to the invention.  
WO/2018/221303A1
A drill according to one embodiment of the present invention has the shape of a rod extending from a first end toward a second end, the drill having a body that is capable of rotating about a rotational axis. The body comprises a cutting...  
WO/2018/215464A1
The present invention is concerned with a cutting tool comprising at least one cutting edge and at least one relief surface (10) adjacent thereto. The relief surface (10) is arranged to provide clearance behind the cutting edge between t...  
WO/2018/216256A1
A coating is formed on a base material and comprises at least one layer. Of said layers, at least one layer is a TiCN layer that is made of titanium carbonitride. Granular structures of the titanium carbonitride occupy at least 75 area% ...  
WO/2018/217093A1
A device and a method for attaching a drill body (8) to a tubular slot drill (1) which is arranged to drill in the ground (4), the slot drill (1) being provided, at its lower end portion (10), with at least one drill body (8) detachable ...  
WO/2018/210396A1
The invention relates to an advanced drilling device formed from an externally threaded cone and cylinder, the cylinder having a left-handed thread and the cone having a right-handed thread. The cylinder contains two motors joined togeth...  

Matches 1 - 50 out of 13,230