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WO/2018/062133A1 |
This cutting tool is provided with: a flow passage having an inflow opening and an outflow opening; and a sealing section located continuous with the flow passage and having a male screw and a female screw. The plurality of ridges of the...
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WO/2018/058752A1 |
A single-blade micro drill bit. A spiral-shaped first chip removal groove (1), a spiral-shaped second chip removal groove (2) and a spiral-shaped third chip removal groove (3) are formed in a first end face of a first end (100) of the dr...
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WO/2018/056288A1 |
When forming a first preliminary flute (70) on a PCD layer (22) of a columnar body (16), electrical discharge machining is performed by setting the electrode orientation so that the first twist angle is α. Next, when forming a second pr...
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WO/2018/055018A1 |
A core drill bit (1) comprises a tubular shaft (12), a mounting platform (34) provided on a proximal end of the tubular shaft (12) for mounting the core drill bit on a power tool (35), and an annular cutting section (2) provided with abr...
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WO/2018/055015A1 |
The inventive core drill bit (1) comprises a tubular shaft (12), a mounting platform (31) provided on a proximal end of the tubular shaft (12) for mounting the core drill bit on a power tool (26), and an annular cutting section (2) provi...
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WO/2018/056352A1 |
An insert (101) for a drill, the insert being detachably attached by a fixing member (14) to the tip end of an axially rotating drill body (11), wherein the insert for a drill is provided with: a main surface (1a, 101a) provided with an ...
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WO/2018/051939A1 |
Provided is a surface-coated cutting tool exhibiting excellent chipping resistance and wear resistance in intermittent cutting. A surface-coated cutting tool in which a hard coating layer including a TiAlN layer is provided on the surfac...
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WO/2018/052118A1 |
Provided is a core drill capable of reducing powder dust that scatters outward during drilling work, even on a drilling spot having, at a location immediately near thereto, a wall or the like vertical to the surface to be drilled. An exe...
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WO/2018/050625A1 |
The invention relates to a drill (1) which comprises an insertion end (4), a coil (8) and a drill head (2). A drill axis (6) runs through the insertion end (4), the coil (8) and the drill head (2). The coil (8) has a conveying flank (25)...
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WO/2018/050267A1 |
The invention relates to a drill head (1) of a hard material for a drilling tool (2), wherein the drill head (1) has at least one suction opening (4) at a working end (3), via which suction opening drill cuttings can be suctioned, and th...
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WO/2018/047158A1 |
A cutting tool (20) includes a replaceable cutting insert (22) and a tool body (24). The tool body (24) includes a tool body surface (26) and an insert pocket (28) recessed therein. The cutting insert (22) is releasably retained in the i...
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WO/2018/047834A1 |
The present invention is a cutting tool for cutting an object, or a holder for retaining the cutting tool, and is configured so that a current-carrying path for measuring a change in a member of the cutting tool or the holder is formed d...
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WO/2018/047735A1 |
Disclosed is a cutting tool comprising a base material and a film provided on the base material, wherein: the base material is a cBN sintered compact including greater than or equal to 80 vol% to less than 100 vol% of cBN, and a binding ...
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WO/2018/047155A1 |
A tool shank (20) has a head receiving pocket (22) at a forward end (24), and a plurality of chip flutes (26) extending rearwardly therefrom along a longitudinal axis (Al). The head receiving pocket has a support surface (30) transverse ...
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WO/2018/047733A1 |
Disclosed is a cutting tool comprising a base material and a film provided on the base material, wherein: the base material is a cBN sintered compact including greater than or equal to 30 vol% to less than 80 vol% of cBN, and a binding m...
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WO/2018/047734A1 |
Disclosed is a cutting tool comprising a base material and a film provided on the base material, wherein: the base material is a cBN sintered compact formed from cBN particles; the film includes a compound layer having the composition Ti...
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WO/2018/043352A1 |
A method for manufacturing a cutting tool having a honing surface 15 at an intersecting ridge line between a rake surface and a flank surface forming a cutting blade, by irradiating with a laser beam L a tool main body having a curved cu...
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WO/2018/037625A1 |
This surface coating cutting tool comprises a base material and a coating film formed on the base material. The coating film includes an α-Al2O3 layer. The α-Al2O3 layer contains multiple α-Al2O3 crystal grains and chlorine, and the T...
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WO/2018/037624A1 |
This surface coated cutting tool has a rake face and a flank face, is provided with a substrate and a coating formed on said substrate, the substrate includes a cutting blade that connects the rake face and the flank face, and has an oxy...
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WO/2018/036666A1 |
A drill (21) includes a drill body (23) having a longitudinal axis, a front end (25), and a front end portion (27), at least one flute (29) in the front end portion (27), a cutting insert (31) mounted to the drill body (23) in each flute...
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WO/2018/036830A1 |
The invention relates to a tool device (11), in particular for machining a workpiece, for holding in a hand-held power tool (211), which can be operated in such a way that the tool device can be rotated about an output shaft of a tool-ho...
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WO/2018/037623A1 |
This surface coated cutting tool has a rake face and a flank face, is provided with a substrate and a coating formed on said substrate, the substrate is a cemented carbide or cermet, the coating contains an aluminum oxide layer containin...
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WO/2018/037648A1 |
In a surface coated cutting tool provided with a substrate and a coating formed on the substrate, the substrate is a cemented carbide or cermet, and the surface of the substrate includes a rake face, a flank face, and a cutting edge whic...
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WO/2018/037647A1 |
In a cutting tool provided with a substrate, the substrate is a cemented carbide or cermet, the surface of the substrate includes a rake face, a flank face, and a cutting edge which connects the rake face and the flank face, and in the s...
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WO/2017/203738A9 |
This sintered body comprises a first material and a second material, wherein the first material is partially-stabilized ZrO2 in which 5-90 vol% of Al2O3 with respect to all the first material is dispersed at crystal grain boundaries or i...
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WO/2018/025977A1 |
A multilayer hard film-coated cutting tool including a cutting tool body and a multilayer hard film formed on a surface of the cutting tool body, wherein the multilayer hard film comprises at least an upper layer and a lower layer; the u...
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WO/2018/027246A2 |
This invention relates to a drilling accessory for a power drill drilling accessory that assists the operator of the power drill to correctly align and orientate the drill bit of the power drill with the target object, and collects the d...
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WO/2018/019901A1 |
The invention relates to a machining tool having a main body (12) which is rotatable about an axis of rotation (26) and movable in a feed direction along the axis of rotation (26), at least one cutting element (16) which is fixed on the ...
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WO/2018/021753A1 |
The present invention relates to an insert drill comprising: a drill body having an insertion hole formed at the center of the front end thereof, having insert seating portions symmetrically formed on both sides of the insertion hole, an...
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WO/2018/021580A1 |
This drill main body for a cutting edge replaceable drill has a chip discharge groove (8) provided with: a tip-side twisted part (8a); a base end-side twisted part (8b) having a twist angle smaller than the twist angle (θ) of the tip-si...
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WO/2018/021335A1 |
A cutting tool according to the present disclosure is a tip in which at least a portion of a cylindrical body, extending from a first end to a second end along a rotating axis, has a cutting blade at the first end, wherein the tip has th...
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WO/2018/011314A1 |
The invention relates to a step drill (1) comprising the following: - a distal end (3) and an opposite proximal end (5), - a drill tip (7) that has a tip (9) at the distal end (3) of the step drill (1) and comprises a number of geometric...
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WO/2018/010830A1 |
The invention relates to a method for producing a threaded bore (1) in a workpiece (5) with a tapping tool (23) which has, at its drill tip (25), a main lip (27) and a thread profile (29), trailing in a tapping direction (I), with at lea...
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WO/2018/001586A1 |
The invention relates to a drilling tool, in particular a rock drilling tool, for a portable machine tool, comprising a drill head, in particular a hard metal drill head, comprising a drill shaft connected, in particular integrally with ...
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WO/2018/001801A1 |
The invention relates to a drill head (2), comprising a tip (12), a vertical axis (6) running through the tip (12) and at least four cutting edges (10), each of which has a chisel edge (11). The chisel edges (11) of at least three of the...
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WO/2018/002165A1 |
The invention relates to a machining cutting tool (10) and a method for the production thereof, wherein a base body (12), preferably made of a tool steel, and which can be accommodated in a machine tool, is brought into a final shape via...
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WO/2018/003789A1 |
The present invention is a coated cutting tool with a base material and a coating layer provided on the base material. The coating layer has an upper layer and lower layer that are laminated in order from the base material side to the su...
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WO/2018/000009A1 |
The invention relates to a drilling tool (3) and to a method for drilling a hole using the drilling tool (3). The drilling tool (3) comprises a tool body (7) having a receiving side (9) for receiving in a drive spindle (5) and a processi...
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WO/2017/222011A1 |
A drill 1 is provided with: a tip cutting edge 9 disposed at the tip thereof; and a main cutting edge 10 that is continuous to the rearward of the tip cutting edge 9. The point angle of the tip cutting edge 9 is a prescribed acute angle....
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WO/2017/217184A1 |
Provided are: a hole formation method with which it is possible to form high quality holes even in cases in which the work material is a difficult-to-cut metal material or a fiber-reinforced composite material; and a drill bit to be used...
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WO/2017/217012A1 |
This surface-coated cutting tool is provided with a substrate and a coating which is disposed on the substrate, and which is formed so as to cover at least a portion of a flank face. The coating includes an inner layer and an outer layer...
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WO/2017/217183A1 |
Provided are: a hole formation method with which it is possible to form high quality holes even in cases in which the work material is a difficult-to-cut metal material or a fiber-reinforced composite material; and a drill bit to be used...
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WO/2017/212702A1 |
A rod that includes a first rod section occupying a prescribed region in the longitudinal direction and a second rod section occupying a region in the longitudinal direction, said region differing from that of the first rod section, wher...
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WO/2017/212002A1 |
The invention relates to a hole saw assembly comprising a hole saw and an arbor for coupling said hole saw to a driving tool, said hole saw comprising a bottom wall provided with a hole with internal thread having a major and a minor thr...
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WO/2017/211462A1 |
The invention relates to an electrode graphite end milling cutter, comprising a ball head (9), at least one coarse machining ridge (6, 8), and at least one fine machining ridge (5, 7). Each coarse machining ridge (6, 8) is designed as a ...
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WO/2017/211639A1 |
The invention relates to a roughening tool (2) for roughening a borehole surface, comprising a coupling portion (6) for clamping the tool (2) in a drill device and a tool head (10) for machining the borehole surface, wherein at least one...
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WO/2017/211554A1 |
In the case of a quick release adapter for operating an application tool (170) on a portable power tool, having a drive shaft (212) for arranging in a tool receptacle of the portable power tool and having a receiving portion (215) which ...
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WO/2017/207793A1 |
The invention relates to a rotary tool (10), comprising: a tool main body (60), which has a clamping section (14) and a tool head (16); an exchangeable first cutting insert (22) having at least one first cutting region (18) having a firs...
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WO/2017/208939A1 |
The cutting tool (1) is used for one-shot drilling of a laminated body (W) comprising a first layer (w1) made of a difficult-to-cut material and a second layer (w2) made of a different difficult-to-cut material from that of the first lay...
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WO/2017/206964A1 |
A gear self-tightening drill chuck, relating to the field of machining instruments and the field of electric-powered tools, comprising a rear pressing cover (10) or a retaining ring (19), a rear body (9), a main body (3), a front sleeve ...
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