EndmillsSquareRadiusBallnoseMulti-PurposeGeneral-purposeHighEfficiencyHardene dSteelRoughingNon-ferrousMetalCFRPCoatedUncoated DC Stock DMM h5 DC DMM h5 GSX MILL 4 Flute Endmills Sharp Edge GSX 40000S-3D Type General CarbonSteelSteelAlloySteelPre-hardenedSteelTemperedSteel/Die SteelHardenedSteel45 to 55HRCHardenedSteel55 to 60HRCStainlessSteelTi Alloy /Heat ResistantAlloyCast Iron Corner Flutes Coat Helix Angle Side Milling Groove Finishing 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 40100S-3D ● 1.0 3.0 4.0 40 4 1 GSX 40150S-3D ● 1.5 4.5 5.5 40 4 1 GSX 40200S-3D ● 2.0 6.0 7.0 40 4 1 GSX 40250S-3D ● 2.5 8.0 9.0 40 4 1 GSX 40300S-3D ● 3.0 9.0 10.5 50 6 1 GSX 40350S-3D ● 3.5 11.0 12.5 50 6 1 GSX 40400S-3D ● 4.0 12.0 13.5 50 6 1 GSX 40450S-3D ● 4.5 15.0 16.5 50 6 1 GSX 40500S-3D ● 5.0 15.0 17.0 50 6 1 GSX 40550S-3D ● 5.5 18.0 20.0 50 6 1 GSX 40600S-3D ● 6.0 18.0 ― 50 6 2 GSX 40650S-3D ● 6.5 20.0 22.0 70 8 1 GSX 40700S-3D ● 7.0 21.0 23.0 70 8 1 GSX 40750S-3D ● 7.5 23.0 25.0 70 8 1 GSX 40800S-3D ● 8.0 24.0 ― 70 8 2 GSX 40850S-3D ● 8.5 26.0 28.0 75 10 1 GSX 40900S-3D ● 9.0 27.0 29.0 75 10 1 GSX 40950S-3D ● 9.5 29.0 31.0 75 10 1 GSX 41000S-3D ● 10.0 30.0 ― 90 10 2 GSX 41050S-3D ● 10.5 32.0 34.5 90 12 1 GSX 41100S-3D ● 11.0 33.0 35.5 90 12 1 GSX 41150S-3D ● 11.5 35.0 37.5 90 12 1 GSX 41200S-3D ● 12.0 36.0 ― 90 12 2 GSX 41300S-3D ● 13.0 39.0 42.5 100 16 1 GSX 41400S-3D ● 14.0 42.0 45.5 110 16 1 GSX 41500S-3D ● 15.0 45.0 48.5 110 16 1 GSX 41600S-3D ● 16.0 48.0 ― 110 16 2 GSX 41700S-3D ● 17.0 51.0 55.5 110 20 1 GSX 41800S-3D ● 18.0 54.0 58.5 120 20 1 GSX 41900S-3D ● 19.0 57.0 61.5 120 20 1 GSX 42000S-3D ● 20.0 60.0 ― 120 20 2 GSX 42200S-3D ● 22.0 66.0 71.0 130 25 1 GSX 42500S-3D ● 25.0 75.0 ― 130 25 2 Grade: ACF20 Endmill Identification (GSXMILL Series Only) GSX 4 0100 S - 3D Series Code Number Dia. Cutting Edge Cutting Edge of Teeth S: Sharp Edge Length I56