Solid Carbide End Mill 20mm 20R0.3x26-x92xD20D1 (Cutting diameter): 20mm L2 (Length of cut): 26mm L1 (Total length): 92mm D2 (Shank diameter): 20mm Z (Number of cutting edges): 4 R Corner radius: 0. 3mm Helical Pitch: 40 Unequal tooth pitch combined with variable helical pitch for smooth running Reinforced cutting edge with corner protection radius Enlarged chip chambers for flushing with cooling lubricant Unleashes its full performance potential when milling with cooling lubricant Designed for