Version:
3 guide chamfers for particularly high accuracy and surface quality at tight hole tolerances. Asymmetrical tip geometry for very high metal removal rates. New generation of innovative high-performance drills for cast iron in the HPC field.
Advantage:
For HPC high performance drilling in castings. Outstandingly suitable for bainite cast iron (ADI).
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. 122690 + 129100HB .
Form
HE: order with
No. 122690 + 129100HE.