FINISHING GASHER SOLUTIONS (INTERNAL & EXTERNAL) Finishing gasher with profile ground inserts Outer ring module 20; material: 42CrMo4 finishing (2nd cut) D = 290 mm n = 132 rpm fz = 0,4 mm vf = 520 mm/min ae = 2 mm Finishing gasher with profile ground inserts Inner ring module 10; material: 42CrMo4 finishing D = 380 mm n = 140 rpm fz = 0,45 mm vf = 785 mm/min ae = 22,5 mm 15