CWhCWh T9225 T9125 AH120AH120 GH730GH730 NS9530 GradeInsertExt. ToolholderInt. ToolholderThreadingGroovingMiniature toolMilling cutterEndmillDrilling toolTooling SystemUser's GuideIndex INSERTGE-R/L A For parting (with hand) RE INSL B 8˚ Right hand (R) shown. C P Steel M Stainless K Cast iron N Non-ferrousSSuperalloysHHard materials : First choice: Second choice D Coated Designation HAND CW+00.1 REGE30RR30.2z z INSL h103.5 E GE30L L 3 0.2 z 10 3.5 GE40R R 4 0.2 z z 10 4 GE40L L 4 0.2 zGE50RR50.2zGE50LL50.2zz 10 4124.5124.5 F z: Line up GEFor general grooving G RE INSL H P SteelMStainlessKCast iron I N Non-ferrous S Superalloys : First choice H Hard materials : Second choiceCoatedCermetDesignationCW+00.1REINSLh J GE20 2 0.2 z z z 10 3.5GE3030.2zzzzz103.5GE4040.2zzzzz104 K GE50 5 0.2 z z z z z 12 4.5 z: Line up L M Reference pages: Toolholders → F188, Standard cutting conditions → F193 Tungaloy F189