Ø D | 8,10 mm |
L | 79 mm |
l | 37 mm |
Weight | 0,0218 kg |
Helix Angle | λ = 25°÷30° |
Point angle | ε = 118° |
Material | HSS - high-speed steel |
Manufacturing Mode | V - 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 nodular cast iron, sintered steel, Al-alloys with discontinuous chip, bronze, tough brass etc. There are especially suitable for drilling of thin-walled materials. |
Surface Treatment | without treatment |
Grinding Mode C - conical lip relief, split point - form C |
Note | PROFI tools |
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