EndmillsSquareRadiusBallnoseMulti-PurposeGeneral-purposeHighEfficiencyHardene dSteelRoughingNon-ferrousMetalCFRPCoatedUncoated DC Stock DMM h5 DC DMM h5 GSX MILL Endmills (3 Flutes) GSX 30000C-2D Type General CarbonSteelSteelAlloySteelPre-hardenedSteelTemperedSteel/Die SteelHardenedSteel45 to 55HRCStainlessSteelTi 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 APMX LU 15° 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 30100C-2D ● 1.0 2.5 3.5 40 4 1 GSX 30150C-2D ● 1.5 3.8 4.8 40 4 1 GSX 30200C-2D ● 2.0 5.0 6.0 40 4 1 GSX 30250C-2D ● 2.5 6.3 7.3 40 4 1 GSX 30300C-2D ● 3.0 7.5 9.0 45 6 1 GSX 30400C-2D ● 4.0 11.0 12.5 45 6 1 GSX 30500C-2D ● 5.0 13.0 15.0 50 6 1 GSX 30600C-2D ● 6.0 13.0 ― 50 6 2 GSX 30700C-2D ● 7.0 16.0 18.0 60 8 1 GSX 30800C-2D ● 8.0 19.0 ― 60 8 2 GSX 30900C-2D ● 9.0 19.0 21.0 70 10 1 GSX 31000C-2D ● 10.0 22.0 ― 70 10 2 GSX 31200C-2D ● 12.0 26.0 ― 75 12 2 Grade: ACF20 Endmill Identification (GSXMILL Series Only) GSX 3 0100 C - 2D Series Code Number Dia. Cutting Edge Cutting Edge of Teeth C: Gash Land Length I48