| Ø D | 13,50 mm |
| L | 107 mm |
| l | 54 mm |
| Weight | 0,1000 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 | N - conical lip relief |
| Note | PROFI tools |
Attachment:
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