h CWh CW AH7025TH10 AH725 GH130 GradeInsertExt. ToolholderInt. ToolholderThreadingGroovingMiniature toolMilling cutterEndmillDrilling toolTooling SystemUser's GuideIndex DTIUProfilingandundercutting (for high precision) A RE 7˚ INSL Ref. B P SteelMStainlessKCast iron C N Non-ferrous S Superalloys : First choice H Hard materials CoatedDesignationSeatsizeCW±0.02RE : Second choice DINSLh DTIU300-150 3 3 1.5 z z zDTIU400-200442zzzDTIU500-250552.5zzz 20 5205255.5 E DTIU600-300 6 6 3 z z z 25 5.5 z: Line up DTA F Aluminium wheel machining (for high precision) RE AN INSL Ref. G P SteelMStainless H K Cast iron N Non-ferrous S SuperalloysHHard materialsUncoated : First choice: Second choice I Designation Seatsize CW±0.02 RE INSL h AN DTA600-300 6 6 3 zDTA800-400884z 25 5.5 7306.710 J z: Line up K L M Reference pages: Toolholders → F010 - F020, Standard cutting conditions → F030 Tungaloy F029