hh CWCW T9225T9225 T9125T9125 T515AH7025 AH7025AH725 AH725GH130 GH130 NS9530 NS9530 GradeInsertExt. ToolholderInt. ToolholderThreadingGroovingMiniature toolMilling cutterEndmillDrilling toolTooling SystemUser's GuideIndex DTEExternalfacegrooving and turning A RE 7˚ INSL Ref. B P SteelMStainlessKCast iron C N Non-ferrous S Superalloys : First choice H Hard materials : Second choiceCoatedCermetDesignationSeatsizeCW±0.05REINSLhD DTE3-040 3 3 0.4 z z z z z z z 20 5DTE4-040440.4zzzzzzz205DTE5-040550.4zz255.5 E DTE6-080 6 6 0.8 z z 25 5.5 z: Line up DTXExternal/Internalfacegrooving and turning F RE 7˚ INSL Ref. G P SteelMStainless H K Cast iron N Non-ferrous S Superalloys : First choice H Hard materials : Second choiceCoatedCermetDesignationSeatsizeCW±0.05REINSLhI DTX3-030 3 3 0.3 z z z z z z 20 5DTX4-040440.4zzzzzz205DTX5-040550.4zzzzzz255.5J DTX6-080 6 6 0.8 z z z 25 5 z: Line up K L M Reference pages: Toolholders → F010 - F020, Standard cutting conditions → F030 Tungaloy F027