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Document Title |
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JPH0511931Y2 |
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JPH0520825U |
(57) [Summary] [Purpose] To prevent the outer peripheral cutting edge of the biting portion from spilling due to the load during machining. [Structure] A blade portion extending in the axial direction and a groove portion are alternately...
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JPH0516060U |
[Purpose] From the start of cutting to the end of cutting, make sure that there is no inclination between the cylindrical member and the reamer. [Constitution] The cutting edge 3 is provided only in the central portion 1B of the reamer 1...
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JPH0512021U |
[Purpose] Prevents seizure of 3 guide pads during high-speed cutting. [Constitution] In a drilling tool composed of a pipe main body 1 and a cutting edge main body 2, a guide pad 3 and a flute groove 4 are formed in the cutting edge main...
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JPH0512039U |
[Purpose] Accurately supplies fluids such as cutting oil and compressed air to the cutting edge in place. [Constitution] A hollow tubular fluid guide pipe 21 is fitted in the discharge hole 10 connecting the flow path 9 inside the tool b...
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JPH04343608A |
PURPOSE: To provide a vanishing drill which has excellent chamfer property and high centripetal property and cutting stability, reduces expansion allowance of hole diameter and surface roughness of inner peripheral face of hole, and can ...
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JPH04122418U |
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JPH0466646B2 |
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JPH04115534U |
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JPH04115533U |
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JPH0440812Y2 |
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JPH0440821Y2 |
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JPH04223820A |
PURPOSE: To secure a desired surface coarseness without sacrificing the process efficiency even in a processing by a single process. CONSTITUTION: In an abrasive grain reamer in which the front end side following a straight part 11 is ma...
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JPH04210315A |
PURPOSE: To improve roughness of finished surfaces and processing accuracy and extend the tool life by coating a blade part with a diamond film of the preset thickness and cutting a part of the diamond film on the blade part to the prese...
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JPH0429932Y2 |
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JPH0435289B2 |
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JPH0435288B2 |
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JPH0433565B2 |
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JPH04141317A |
PURPOSE: To facilitate reproduction, provide sharpness equivalent to that of a new tool and improve an antiwear property by forming a rotary cutting tool without forming an inclusion edge with polishing in the reproduction while holding ...
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JPH0417298Y2 |
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JPH0445630U |
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JPH0445625U |
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JPH0417299Y2 |
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JPH0487718A |
PURPOSE: To obtain a drill which is adequate for drilling a hole in any hard material and manufactured easily by forming the cross section perpendicular to the shaft of the drill in the outer periphery thereof in the shape of a polygon w...
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JPH0487719A |
PURPOSE: To obtain a reamer which is adequate for drilling a hole an any hard material and easily manufactured by forming the cross section perpendicular to the shaft of the outer peripheral blade section in the shape of a polygon which ...
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JPH0357384Y2 |
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JPH0357383Y2 |
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JPH03270816A |
PURPOSE: To conduct an efficient grinding processing, by providing a biting portion and a finishing portion at an abrasive grain reamer which is used for the grinding of the bore of the cylinder block of an automobile engine, and increas...
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JPH03245914A |
PURPOSE: To prevent the working defect such as flaws and cracks by forming a recessed part at the top edge of a wall surface directed in the revolution direction of a groove part which communicates to an outer peripheral cutter, besides ...
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JPH0347782Y2 |
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JPH0344449Y2 |
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JPH0388623U |
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JPH0379225U |
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JPH0329065Y2 |
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JPH0355116U |
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JPH0352021U |
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JPH0352068U |
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JPH0352011U |
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JPH0398718A |
PURPOSE: To stably obtain an abrasive grain reamer with a highly accurate outer diameter dimension, by press-fitting a sleeve to an axial member again until the outer diameter of the abrasive grain layer becomes an estimated value, after...
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JPH0340058U |
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JPH0340060U |
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JPH0340059U |
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JPH039945Y2 |
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JPH0322863U |
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JPH0319628U |
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JPH0311522U |
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JPH031716U |
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JPH031717U |
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JPH02145923U |
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JPH0258043B2 |
A single-lip solid drilling tool has a one-piece shank with an integral head having a radially or diametrically extending groove for a blade with an eccentric tip. The blade is held in its groove by several clamping screws so that it can...
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