Eccentric relief ground, additionally polish ground in the flutes for outstanding chip evacuation in long-chipping non-ferrous materials. Very high feed rates when plunging vertically. Ramping capability up to 45°. Tolerances:
Corner radius
R1 = 0.5 tolerance ±0.02 mm. R1 > 0.5 − 1.5 tolerance ±0.03 mm. R1 > 1.5 tolerance ±0.05 mm.