Version:
With 45° left hand helix, evacuates swarf in cutting direction.
Application:
On machines for tapered through holes. The peeling twist requires removal of a thick chip (pre-drilled hole must not be too large). For taper pins to ISO 2339, 8736, 8737 (DIN 1, 7977, 7978), DIN 258 and 1447.
Recommendation:
The pre-drilled hole is best produced using a straight shank taper pin drill No.
116310.