GSX MILL Endmills (4 Flutes) 4 GSX 40000C-3D 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 Milling Groove Finishing Face Milling 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 40100C-3D D 1.0 3.0 4.0 40 4 40150C-3D D 1.5 4.5 5.5 40 4 40200C-3D D 2.0 6.0 7.0 40 4 40250C-3D D 2.5 7.5 8.5 40 4 40300C-3D D 3.0 9.0 10.5 50 6 GSX 40350C-3D D 3.5 11.0 12.5 50 6 40400C-3D D 4.0 12.0 13.5 50 6 40450C-3D D 4.5 14.0 15.5 50 6 40500C-3D D 5.0 15.0 17.0 50 6 40550C-3D D 5.5 17.0 19.0 50 6 GSX 40600C-3D D 6.0 18.0 Q 50 6 40650C-3D D 6.5 20.0 22.0 70 8 40700C-3D D 7.0 21.0 23.0 70 8 40750C-3D D 7.5 23.0 25.0 70 8 40800C-3D D 8.0 24.0 Q 70 8 GSX 40850C-3D D 8.5 26.0 28.0 75 10 40900C-3D D 9.0 27.0 29.0 75 10 40950C-3D D 9.5 29.0 31.0 75 10 41000C-3D D 10.0 30.0 Q 90 10 41050C-3D D 10.5 32.0 34.5 90 12 GSX 41100C-3D D 11.0 33.0 35.5 90 12 I 41150C-3D D 11.5 35.0 37.5 90 12 41200C-3D D 12.0 36.0 Q 90 12 41300C-3D D 13.0 39.0 42.5 100 16 Coated Endmills 41400C-3D D 14.0 42.0 45.5 110 16 GSX 41500C-3D D 15.0 45.0 48.5 110 16 41600C-3D D 16.0 48.0 Q 110 16 41700C-3D D 17.0 51.0 55.5 110 20 Square 41800C-3D D 18.0 54.0 58.5 120 20 41900C-3D D 19.0 57.0 61.5 120 20 2 Flutes GSX 42000C-3D D 20.0 60.0 Q 120 20 3 Flutes 42500C-3D D 25.0 75.0 Q 130 25 Grade: ACF20 4 Flutes 6 Flutes ■ Endmill Identification (GSXMILL Series Only) 8 Flutes Radius GSX 4 0100 C - 3D Ballnose ① ② ③ ④ ⑤ DLC Series Code No. of Flutes Diameter Cutting Edge Cutting Edge Length (S: Sharp Edge SUMIDIA C: Gash Land Coat Long Neck Uncoated CBN PCD I58 D mark: Standard stocked item (expanded item)