| Ø D | 4,60 mm |
| L | 80 mm |
| l | 47 mm |
| Weight | 0,006 kg |
| Helix Angle | λ = 10°÷15° |
| Point angle | ε = 118° |
| Material | HSS - high-speed steel |
Usage
Efficient drills are recommended for drilling of parts made of hard and brittle materials with sectional chip like non-ferrous metalls, plastics, synthetic resins, horn matter, asbestos slate, mica 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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