Solid Carbide End Mill 20mm 20C0.3x26-x92xD20D1 (Cutting diameter): 20mm L2 (Length of cut): 26mm L1 (Total length): 92mm D2 (Shank diameter): 20mm Z (Number of cutting edges): 4 45DEG Corner chamfer: 0. 3mm Helical Pitch: 40 Adapted clearance angle for reliable machining Unequal tooth pitch for smooth running Large chip chambers for good chip evacuation * MADE IN GERMANY * Cooling: Air cooled, dry, water min, water max Tolerance: e8 Coating: BetaUni Iron Strategy: Extended Trochoidal Cutting,