Version:
Cutting chisel edge with high centring accuracy due to strong core and special point geometry. Convex major cutting edges with defined honed edge ensure the drill has high stability and maximum load capacity.
Special multi-nano layer coating for drilling in hardened steels.
Note:
Flute length L
C = L
2 + 1.5 × D
C.
Form HB and HE supplied at the same price as HA.
Form
HB: order with
No. 122362 / 122372.
Form
HE: order with
No. 122361 / 122371 + 129100HE.