Version:
GARANT Diabolo − cutting chisel edge with high centring accuracy − due to special point geometry and strong core. Convex major cutting edges with slightly honed edges and special flute profile for short chips.
Special coating for drilling in hardened steels.
Note:
Flute length L
C = L
2 + 1.5 × D
C.1
Form HB and HE supplied at the same price as HA.
Form
HB: order with
No. 122538.
Form
HE: order with
No. 122536 + 129100HE.