GSX MILL Slot Endmills (3 Flutes) 3 GSXSLT 30000C-1.5D Type Flutes 3 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 G S S Coating Corner Side Milling Groove Milling Groove Finishing Face Milling Spot Facing Helical Milling Ramping DC DMM h5 APMX DC Tolerance 40° LU D ≤ 3.0 0 –0.015 LF 3.0 < D ≤ 12 0 –0.020 12.0 < D 0 –0.030 Helix Angle ■ Body  Dimensions (mm) Cat. No. Stock Cutting diameter Depth of cut Cutting Edge Length Total Length Shank diameter DC APMX LU LF DMM GSXSLT 30100C-1.5D D 1.0 1.5 2.5 40 4 30150C-1.5D D 1.5 2.3 3.3 40 4 30200C-1.5D D 2.0 3.0 4.0 40 4 30250C-1.5D D 2.5 3.8 4.8 40 4 30300C-1.5D D 3.0 4.5 6.0 45 6 GSXSLT 30400C-1.5D D 4.0 6.0 7.5 45 6 30500C-1.5D D 5.0 7.5 9.5 50 6 30600C-1.5D D 6.0 9.0 Q 50 6 30700C-1.5D D 7.0 11.0 13.0 60 8 30800C-1.5D D 8.0 12.0 Q 60 8 GSXSLT 30900C-1.5D D 9.0 14.0 16.0 70 10 31000C-1.5D D 10.0 15.0 Q 70 10 31200C-1.5D D 12.0 18.0 Q 75 12 Grade: ACF20 ■ Endmill Identification (GSXMILL Series Only) GSXSLT 3 0100 C - 1.5D ① ② ③ ④ ⑤ Series Code No. of Flutes Diameter Cutting Edge Cutting Edge Length I (S: Sharp Edge C: Gash Land Coated Endmills Square 2 Flutes 3 Flutes 4 Flutes 6 Flutes 8 Flutes Radius Ballnose DLC SUMIDIA Coat Long Neck Uncoated CBN PCD I40