| Aluminium < 8% krzemu: | 70 |
|---|---|
| Cast iron gg/gts: | 30 |
| Execution: | Surface tempered in water vapour |
| Ggg cast iron: | 24 |
| Ø h7: | 4.5 mm |
| Overall length: | 80 mm |
| Spiral length: | 47.0 mm |
| Steel < 1000 n/mm2: | 22 |
| Steel < 700 n/mm2: | 25 |
| Steel < 700 n/mm2 f: | 0.100 mm/rev. |
Twist drill HSS, cylindrical shank, DIN 338, type N, ground profile, Gühring
Design: right-handed, with precise top grinding. Up to a diameter of 2.4 mm, a cross-like grind.
Application: designed in particular for steel and cast steel (alloyed and non-alloyed), grey cast iron, malleable cast iron, ductile cast iron, sintered iron and graphite.
Despite our best efforts, we cannot guarantee that the published technical data and photos do not contain inaccuracies or errors, which, however, cannot be a basis for claims.