Product specification

Extra long straight shank drill HSS, ZV 3001, DIN 1869 RN, 7,9x240/165

Code: 038001506
Supplier code: A180791V000S
Category: Tools for hole-machining » 1 » Extra Long Straight Skank Drills HSS » ZV 3001
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Ø D7,9 mm
L240 mm
l165 mm
Weight0,053 kg
Helix Angleλ = 27°÷32°
Point angleε = 118°
MaterialHSS - high-speed steel
Usage
Extra long drills are recommended for deep-hole drilling by means of jig bushes of parts made of unalloyed or alloyed steel, cast steel up to 900 N/mm2, grey-, malleable- or nodular cast iron, sintered steel etc. It is necessary to prevent from flute-stopping by frequent withdrawing the drill. It is necessary to reduce the recommended cutting conditions regarding to the insufficient supply of the cutting fluid.
Manufacturing ModeV - ground from solid
Surface Treatmentwithout treatment
Grinding Mode
C - conical lip relief, split point - form C
NotePROFI tools

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