EndmillsSquareRadiusBallnoseMulti-PurposeGeneral-purposeHighEfficiencyHardene dSteelRoughingNon-ferrousMetalCFRPCoatedUncoated DC Stock DMM h5 DC DMM h5 GSX MILL Endmills (2 Flutes) GSX 20000C-2D Type General CarbonSteelSteelAlloySteelPre-hardenedSteelTemperedSteel/Die SteelHardenedSteel45 to 55HRCHardenedSteel55 to 60HRCStainlessSteelTi Alloy /Heat ResistantAlloyCast Iron Corner Flutes Coat Helix Angle Side Milling Grooving Groove Finishing Face Milling Spot Facing Helical Milling Ramping Fig 1 Fig 2 APMX LU 15° APMX LF LF DC Tolerance D ≤ 3.0 0 -0.015 I 3.0 < D ≤ 12 0 -0.02012.0 < D0-0.030 Body Dimensions (mm) Cat. No. Dia.DC Cutting Edge Length Neck Length Overall LengthAPMXLULF Shank Dia.DMM Fig GSX 20050C-2D ● 0.5 1.0 1.4 40 4 1 GSX 20100C-2D ● 1.0 2.0 3.0 40 4 1 GSX 20150C-2D ● 1.5 3.0 4.0 40 4 1 GSX 20200C-2D ● 2.0 4.0 5.0 40 4 1 GSX 20250C-2D ● 2.5 5.0 6.0 40 4 1 GSX 20300C-2D ● 3.0 6.0 7.5 45 6 1 GSX 20350C-2D ● 3.5 7.0 8.5 45 6 1 GSX 20400C-2D ● 4.0 8.0 9.5 45 6 1 GSX 20450C-2D ● 4.5 9.0 10.5 50 6 1 GSX 20500C-2D ● 5.0 10.0 12.0 50 6 1 GSX 20550C-2D ● 5.5 11.0 13.0 50 6 1 GSX 20600C-2D ● 6.0 12.0 ― 50 6 2 GSX 20650C-2D ● 6.5 13.0 15.0 60 8 1 GSX 20700C-2D ● 7.0 14.0 16.0 60 8 1 GSX 20750C-2D ● 7.5 15.0 17.0 60 8 1 GSX 20800C-2D ● 8.0 16.0 ― 60 8 2 GSX 20850C-2D ● 8.5 17.0 19.0 70 10 1 GSX 20900C-2D ● 9.0 18.0 20.0 70 10 1 GSX 20950C-2D ● 9.5 19.0 21.0 70 10 1 GSX 21000C-2D ● 10.0 20.0 ― 70 10 2 GSX 21050C-2D ● 10.5 21.0 23.5 75 12 1 GSX 21100C-2D ● 11.0 22.0 24.5 75 12 1 GSX 21150C-2D ● 11.5 23.0 25.5 75 12 1 GSX 21200C-2D ● 12.0 24.0 ― 75 12 2 GSX 21300C-2D ● 13.0 26.0 29.5 90 16 1 GSX 21400C-2D ● 14.0 28.0 31.5 90 16 1 GSX 21500C-2D ● 15.0 30.0 33.5 90 16 1 GSX 21600C-2D ● 16.0 32.0 ― 90 16 2 GSX 21700C-2D ● 17.0 34.0 38.5 100 20 1 GSX 21800C-2D ● 18.0 36.0 40.5 100 20 1 GSX 21900C-2D ● 19.0 38.0 42.5 100 20 1 GSX 22000C-2D ● 20.0 40.0 ― 100 20 2 GSX 22500C-2D ● 25.0 50.0 ― 120 25 2 Grade: ACF20 Endmill Identification (GSXMILL Series Only) GSX 2 0050 C - 2D Series Code Number Dia. Cutting Edge Cutting Edge of Teeth C: Gash Land Length I36