Description
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 coating for drilling in hardened steels.
Special coating for drilling in hardened steels.
Recommendation:
Maximum drilling depth:
Flute length (see table) less 1.5×nominal ⌀.
Flute length (see table) less 1.5×nominal ⌀.
Note:
Form HB and HE supplied at the same price as HA.
Form HB: order with No. 122642 / 122652.
Form HE: order with No. 122641 / 122651 + 129100HE.
Form HB: order with No. 122642 / 122652.
Form HE: order with No. 122641 / 122651 + 129100HE.