GradeInsertExt. ToolholderInt. ToolholderThreadingGroovingMiniature toolMilling cutterEndmillDrilling toolTooling SystemUser's GuideIndex S TA N D A R D CUTTING CONDITIONS A Counter boring (VGC) ISO Workpiece materialLow carbon steelsS45C, S55C, etc.C45, C55, etc.Hardness- 300 HBCutting speed Feed per toothVc (m/min)40 - 80fz (mm/t)0.04 - 0.08B High carbon steels SCM440, SCr415, etc. - 300 HB 30 - 50 0.04 - 0.08 42CrMo4, 15Cr3, etc. Prehardened steelPX5, NAK80, etc.Stainless steelsSUS304, SUS316, etc.30 - 40 HRC20 - 30- 200 HB15 - 25 0.04 - 0.080.04 - 0.08 C X5CrNi18-9, X5CrNiMo17-12-2, etc. Grey cast irons FC250, FC300, etc. 150 - 250 HB 60 - 100 0.05 - 0.09 250, 300, etc.Ductile cast ironsFCD400, etc.400-15S, etc.150 - 250 HB 60 - 100 0.04 - 0.08 D Titanium alloysTi-6Al-4V, etc. - 15 - 25 0.04 - 0.07 Heat-resistant alloysInconel 718, etc. - 10 - 20SKD61, SKT4, etc.X40CrMoV5 1, 55NiCrMoV6, etc.40 - 50 HRC15 - 250.03 - 0.060.04 - 0.07E Hardened steel SKD11, SKH, etc.X153CrMoV12, HS18-0-1, etc.50 - 60 HRC 10 - 20 0.03 - 0.06 F G H I J K L M Tungaloy I079