For drilling deep holes. Suitable for depths up to approx. 4 x D without interim clearance strokes.
Column drilling machines, drilling machines, multi spindle units, special purpose drilling machines, portable drills.
Softwood and hardwood.
Solid HS design, Z 1. V-point for producing tear-free holes on both sides when drilling through holes. Very large gullets for perfect chip removal particularly when drilling in end grain.
RPM: n = 3000 - 6000 min-1