| Ø D | 7,00 mm |
| L | 109 mm |
| l | 69 mm |
| Weight | 0,021 kg |
| Helix Angle | λ = 35°÷40° |
| Point angle | ε = 128° |
| Material | HSS - high-speed steel |
Usage
Efficient drills are recommended for drilling of parts made of soft materials with continuous chip like aluminium, zinc, copper, silumin, electron, thermoplastics etc. |
| Manufacturing Mode | V - ground from solid |
| Surface Treatment | without treatment |
| Grinding Mode | N - conical lip relief |
| Note | PROFI tools |
Attachment:
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