Version:
DLC coating sp2 of the latest generation with low coefficient of friction results in outstanding chip clearance. For high-performance milling of aluminium materials. High roundness and alignment accuracy of the deep hole, thanks to 6 guide chamfers.
Note:
Flute length L
C = L
2 + 1.5 × D
C.
For process reliability when using the 12×D drill, an initial centre drilling with NC spotting drills No.
121068–
121130 is necessary.
Form HB and HE are supplied at the same price as HA.
Order form
HB: with
No. 123179.
Order form
HE: with
No. 123178 + 129100HE.