Product specification

Stub drill HSS, DIN 1897 RN, 6,8 mm

Code: 011000025
Supplier code: A820680V500S
Category: Tools for hole-machining » 1 » Stub Drills HSS » 221182
Basic price: 4,13 USD
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Ø D6,80 mm
L74 mm
l34 mm
Weight0,0190 kg
Helix Angleλ = 25°÷30°
Point angleε = 118°
MaterialHSS - high-speed steel
Usage
Efficient drills are recommended for usual drilling on automatic and turrer lathes of parts made of unalloyed steel or alloyed steel, cast steel up to 900 N/mm2 , grey-, malleable- or nodular cast iron, sintered steel, Al-alloys with discontinuous chip, bronze, tough brass etc. There are especially suitable for drilling of thin-walled materials.
Manufacturing ModeV - ground from solid
Surface Treatment
black oxide coated or steam tempered
Grinding ModeN - conical lip relief
NotePROFI tools

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