EndmillsSquareRadiusBallnoseMulti-PurposeGeneral-purposeHighEfficiencyHardene dSteelRoughingNon-ferrousMetalCFRPCoatedUncoated ±0.01 DC Stock DMM h5 ±0.01 DC DMM h5 GSX MILL 4 Flute Endmills Anti-vibration Type GSXVL 4000S-2.5D Type General CarbonSteelSteelAlloySteelPre-hardenedSteelTemperedSteel/Die SteelHardenedSteel45 to 55HRCHardenedSteel55 to 60HRCStainlessSteelTi Alloy /Heat ResistantAlloyCast Iron Corner Flutes Coat Helix Angle Applicable Products Side Milling Grooving Groove Finishing Face Milling Helical Milling Ramping Fig 1 Fig 2 APMX APMX LU 15° LF LF I Body ( Product) Dimensions (mm) Cat. No. Dia.DC Cutting Edge Length Neck Length Overall LengthAPMXLULF Shank Dia.DMM Fig GSXVL 4120S-2.5D ● 12.0 30 ― 90 12 2 GSXVL 4140S-2.5D ● 14.0 35 37.5 110 16 1 GSXVL 4150S-2.5D ● 15.0 38 41.0 110 16 1 GSXVL 4160S-2.5D ● 16.0 40 ― 115 16 2 GSXVL 4180S-2.5D ● 18.0 45 48.0 120 20 1 GSXVL 4200S-2.5D ● 20.0 50 ― 125 20 2 GSXVL 4250S-2.5D ● 25.0 63 ― 140 25 2 Grade: ACF20 Endmill Identification (GSXMILL Series Only) GSXVL 4 120 S - 2.5D Series Code Number Dia. Safelock Cutting Edge of Teeth Length For the regrinding procedure, please download the details from our website. www.sumitool.com/en/products/ cutting-tools/endmills/gsx.html I74