GSX MILL 4 Flute Endmills Sharp Edge 4 GSX 40000S-2D 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 Corner Side Milling Groove Finishing DC DMM h5 30° APMX DC Tolerance LU D ≤ 3.0 0 –0.015 LF 3.0 < D ≤ 12 0 –0.020 Helix Angle 12.0 < D 0 –0.030 ■ Body  Dimensions (mm) Cat. No. Stock Cutting diameter Depth of cut Cutting Edge Length Total Length Shank diameter DC APMX LU LF DMM GSX 40100S-2D D 1.0 2.5 3.5 40 4 40100S-2D-S3 D 1.0 2.5 3.5 38 3 40150S-2D D 1.5 3.8 4.8 40 4 40200S-2D D 2.0 5.0 6.0 40 4 40200S-2D-S3 D 2.0 5.0 6.0 38 3 GSX 40250S-2D D 2.5 6.3 7.3 40 4 40300S-2D D 3.0 7.5 9.0 45 6 40300S-2D-S3 D 3.0 7.5 Q 38 3 40350S-2D D 3.5 8.8 10.0 45 6 40400S-2D D 4.0 11.0 14.0 45 6 GSX 40400S-2D-S4 D 4.0 11.0 Q 45 4 40450S-2D D 4.5 11.3 12.8 50 6 40500S-2D D 5.0 13.0 19.6 50 6 40550S-2D D 5.5 13.0 19.6 50 6 40600S-2D D 6.0 13.0 Q 50 6 GSX 40650S-2D D 6.5 13.0 19.6 60 8 40700S-2D D 7.0 16.0 21.1 60 8 40750S-2D D 7.5 16.0 21.1 60 8 40800S-2D D 8.0 19.0 Q 60 8 40850S-2D D 8.5 19.0 24.1 70 10 GSX 40900S-2D D 9.0 19.0 24.1 70 10 I 40950S-2D D 9.5 19.0 24.1 70 10 41000S-2D D 10.0 22.0 Q 70 10 41050S-2D D 10.5 22.0 24.5 75 12 Coated Endmills 41100S-2D D 11.0 22.0 24.5 75 12 GSX 41150S-2D D 11.5 23.0 25.5 75 12 41200S-2D D 12.0 26.0 Q 75 12 41300S-2D D 13.0 26.0 29.5 90 16 Square 41350S-2D D 13.5 27.0 30.5 90 16 41400S-2D D 14.0 28.0 31.5 90 16 2 Flutes GSX 41500S-2D D 15.0 30.0 33.5 90 16 3 Flutes 41600S-2D D 16.0 32.0 Q 90 16 41700S-2D D 17.0 35.0 39.5 100 20 4 Flutes 41800S-2D D 18.0 40.0 44.5 100 20 6 Flutes 41900S-2D D 19.0 40.0 44.5 100 20 8 Flutes GSX 42000S-2D D 20.0 40.0 Q 100 20 Radius 42200S-2D D 22.0 44.0 49.0 110 25 42400S-2D D 24.0 48.0 53.0 120 25 Ballnose 42500S-2D D 25.0 50.0 Q 120 25 DLC Grade: ACF20 SUMIDIA ■ Endmill Identification (GSXMILL Series Only) Coat Long Neck GSX 4 0100 S - 2D - S3 Uncoated CBN ① ② ③ ④ ⑤ ⑥ PCD Series Code No. of Flutes Diameter Cutting Edge Cutting Edge Length Shank Diameter (S: Sharp Edge C: Gash Land I46 D mark: Standard stocked item (expanded item)