| Ø D | 31,75 mm |
| L | 306 mm |
| l | 185 mm |
| Weight | 1,038 kg |
| Helix Angle | λ = 25°÷30° |
| Point angle | ε = 118° |
| Material | HSS - high-speed steel |
| Manufacturing Mode | F - milled |
Usage
Efficient drills are recommended for drilling 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. |
Surface Treatment
black oxide coated or steam tempered |
Grinding Mode
A - conical lip relief, split point - form A |
| MORSE | 3 |
| Note | PROFI tools |
Attachment:
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