GSX MILL 4 Flute Radius Endmills Anti-vibration Type 4 GSXVL 4000-R-2.5D Type Flutes 4 Coated Carbide Carbon Steel Alloy Steel Pre-hardened Tempered Steel Die Steel Hardened Steel Stainless Ti Alloy Heat Resistant A loy Cast Iron Aluminum Copper Alloy Graphite CFRP Steel 45 to 55 55 to 60 60 to 65 Steel Alloy HRC HRC HRC Flutes S G G G G G S G S S Coating Side Milling Groove Milling Groove Finishing Face Milling Helical Milling Ramping Profile Milling DC ±0.01 DMM h5 RE ±0.02 APMX LU Helix Angle LF ■ Body  Dimensions (mm) Cat. No. Stock Cutting diameter Radius Depth of cut Cutting Edge Length Total Length Shank diameter DC RE APMX LU LF DMM GSXVL 4030-R02-2.5D D 3.0 0.2 8.0 9.5 50 6 4030-R05-2.5D D 3.0 0.5 8.0 9.5 50 6 4040-R02-2.5D D 4.0 0.2 10.0 11.5 50 6 4040-R05-2.5D D 4.0 0.5 10.0 11.5 50 6 4040-R10-2.5D D 4.0 1.0 10.0 11.5 50 6 GSXVL 4050-R02-2.5D D 5.0 0.2 13.0 14.5 60 6 4050-R05-2.5D D 5.0 0.5 13.0 14.5 60 6 4050-R10-2.5D D 5.0 1.0 13.0 14.5 60 6 4060-R03-2.5D D 6.0 0.3 15.0 Q 60 6 4060-R05-2.5D D 6.0 0.5 15.0 Q 60 6 GSXVL 4060-R10-2.5D D 6.0 1.0 15.0 Q 60 6 4060-R15-2.5D D 6.0 1.5 15.0 Q 60 6 4080-R03-2.5D D 8.0 0.3 20.0 Q 80 8 4080-R05-2.5D D 8.0 0.5 20.0 Q 80 8 4080-R10-2.5D D 8.0 1.0 20.0 Q 80 8 GSXVL 4080-R15-2.5D D 8.0 1.5 20.0 Q 80 8 4080-R20-2.5D D 8.0 2.0 20.0 Q 80 8 4100-R03-2.5D D 10.0 0.3 25.0 Q 90 10 4100-R05-2.5D D 10.0 0.5 25.0 Q 90 10 4100-R10-2.5D D 10.0 1.0 25.0 Q 90 10 GSXVL 4100-R15-2.5D D 10.0 1.5 25.0 Q 90 10 I 4100-R20-2.5D D 10.0 2.0 25.0 Q 90 10 4120-R05-2.5D D 12.0 0.5 30.0 Q 90 12 4120-R10-2.5D D 12.0 1.0 30.0 Q 90 12 Coated Endmills 4120-R15-2.5D D 12.0 1.5 30.0 Q 90 12 GSXVL 4120-R20-2.5D D 12.0 2.0 30.0 Q 90 12 4120-R30-2.5D D 12.0 3.0 30.0 Q 90 12 4160-R10-2.5D D 16.0 1.0 40.0 Q 115 16 Square 4160-R15-2.5D D 16.0 1.5 40.0 Q 115 16 4160-R20-2.5D D 16.0 2.0 40.0 Q 115 16 2 Flutes GSXVL 4160-R30-2.5D D 16.0 3.0 40.0 Q 115 16 3 Flutes 4200-R10-2.5D D 20.0 1.0 50.0 Q 125 20 4200-R15-2.5D D 20.0 1.5 50.0 Q 125 20 4 Flutes 4200-R20-2.5D D 20.0 2.0 50.0 Q 125 20 6 Flutes 4200-R30-2.5D D 20.0 3.0 50.0 Q 125 20 8 Flutes GSXVL 4250-R10-2.5D D 25.0 1.0 63.0 Q 140 25 Radius 4250-R15-2.5D D 25.0 1.5 63.0 Q 140 25 4250-R20-2.5D D 25.0 2.0 63.0 Q 140 25 Ballnose 4250-R30-2.5D D 25.0 3.0 63.0 Q 140 25 DLC Grade: ACF20 SUMIDIA Coat Regrinding Instructions Long Cautions for Regrinding Please download the data from the GSX Anti-vibration Type t5PSFEVDFHSJOEJOHUFNQFSBUVSF JUJTSFDPNNFOEFEUPVTFDPPMBOU t3FNPWFXFBSPSEBNBHFPOUIFUPPMBTNVDIBTQPTTJCMFJOFBDIHSJOEJOHTUFQ t5PJNQSPWFUIFQFSGPSNBODFPGSFHSPVOEJUFNT JUJTSFDPNNFOEFEUPBUUBDISPVOENBSHJO following URL. Neck [GSXVL4000-2.5D] POSBEJBMDVUUJOHFEHF t8IJMFTPNFBOUJWJCSBUJPOFGGFDUXJMMCFXPSLFEFWFOJGSPVOENBSHJOBSFOPUBUUBDIFE CVU JUNBZOPUCFQPTTJCMFUPPCUBJOTVGmDJFOUQFSGPSNBODF (1) Peripheral Grinding (2) Regrinding Radial Cutting Edge (Rake Face and Relief) [www.sumitool.com/en/ Uncoated products/cutting-tools/endmills/ CBN gsx.html] PCD t(SJOEUIFQFSJQIFSZPGUIFFOENJMM t/FYU HSJOESBEJBMDVUUJOHFEHFT *GOPUDSFBUJOHSPVOEMBOETXIFOSFHSJOEJOH UIJTTUFQJTOPUSFRVJSFE t"GUFSHSJOEJOHUXPDVUUJOHFEHFTXJUITBNFIFMJYBOHMF HSJOEUIF SFNBJOJOHUXPDVUUJOHFEHFT tWhen grinding the relief, leave round margin with approximately 0.05 mm width. *GSBLFGBDFTBSFOPUEBNBHFE UIFZEPOPUOFFEUPCFHSPVOE *GOPUBUUBDISPVOENBSHJO HSJOEUIFSFMJFGBTGBSBTUIFDVUUJOHFEHF  FOTVSJOHUIBUOPVOHSPVOEBSFBTPGUIFSBEJBMDVUUJOHFEHF (3) Regrinding Gash and End Cutting Edge (4) Recoating 103.5° Recoating/Before Use Pitch of End Cutting t$IFDLUIBUUIFSFBSFOPXFBSPSEBNBHFPOUIFSFHSPVOEUPPM t$IFDLUIBUUIFSFBSFOPCVSST FUD POUIFDVUUJOHFEHF Edge When New 76.5° t"GUFSSFHSJOEJOH DPBUDVUUJOHFEHFTCFGPSFVTF 8IFOVTJOHVODPBUFENPEFMT UIJTTUFQJTOPUSFRVJSFE Design of Tool before regrind 3FHSJOEJOH"MMPXBODFPG&OE$VUUJOH&EHF 4QFDJmDBUJPOTPGUPPMCFGPSFSFHSJOE 1FSJQIFSBM3PVOE.BSHJO D &EHF")FMJY"OHMFPG-POH&OE$VUUJOH&EHF¡ "JN'PSNN Pitch of End Cutting &EHF#)FMJY"OHMFPG4IPSU&OE$VUUJOH&EHF¡ "QQSPY¡ 1JUDI"OHMFPG&OE$VUUJOH&EHF¡¡¡¡ Edge When Reground E 1FSJQIFSBM oEfdge 3FMJFG"OHMF t-BTUMZ HSJOEUIFFOEDVUUJOHFEHF "QQSPY¡ " RCarodsiaslSCeuctttiion"ng ¡ # ¡ t5IFQJUDIBOHMFPGUIFFOEDVUUJOHFEHFJT¡¡GPSOFXFOENJMMT  CVUEVFUPUIFUPPMTVOFRVBMMZMFBE QJUDIBOHMFDIBOHFTEFQFOEJOHPO DVUUJOHFEHFMFOHUI $POTJEFSXIBUUIFDVUUJOHFEHFMFOHUIXJMMCFBGUFSSFHSJOEJOH NFBTVSF # # # QJUDIBOHMFTDBOEEJOBEWBODF BOEUIFOSFHSJOE t"TXJUISFHSJOEJOHUIFSBEJBMDVUUJOHFEHFJOTUFQ  BGUFSHSJOEJOHUXP DVUUJOHFEHFTXJUITBNFIFMJYBOHMF HSJOEUIFSFNBJOJOHUXPDVUUJOHFEHFT "QQSPY¡ " 8IFOSFHSJOEJOHSBEJBMDVUUJOHFEHFTPOMZ UIJTTUFQJTOPUSFRVJSFE " I84