Higher feed rates and 4 times longer tool life compared to competitor end mills ! Ball nose, 3 flute, Taper neck, For hardened materials 89 different sizes available. 9,600mm/min (0.3mm/t) 0 65.0HRC 68.0HRC 50 100 150 200 250 VF-2SB VF-2SB R1 8,000min-1 (18m/min) VF-2SB R10 SKD11 (60HRC) 1,200min-1 (74m/min) 3 0.07mm 0.2mm