Product specification

Stub drill HSSCo, DIN 1897 RN, 7,8 mm T1000

Code: 012000668
Category: Tools for hole-machining » 1 » Stub Drills HSS » 2905 T1000
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Ø D7,8 mm
L79 mm
l37 mm
Helix Angleλ = 35°÷40°
Point angleε = 118°
MaterialHSSCo – high-speed steel
Manufacturing ModeV – ground from solid
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 modular cast iron, sintered steel, Al-alloys with discontinuous chip, bronze, tough brass etc. There are especially suitable for drilling of thin-walled materials.
Surface Treatmentwithout treatment
Grinding Mode
Form C – conical lip relief, split point - form C
NotePROFI tools

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