Solid Carbide End Mill 10mm 10R0.2x30-35x80xD10D1 (Cutting diameter): 10mm D3 (Undercut diameter): 9. 8mm L2 (Length of cut): 30mm L3 (Length of undercut): 35mm L1 (Total length): 80mm D2 (Shank diameter): 10mm Z (Number of cutting edges): 7 R Corner radius: 0. 2mm Helical Pitch: 40 Variable helical pitch with unequal tooth pitch for smooth running and a soft cut Adapted chip chambers for trochoidal milling Optimized design of the chip breakers for maximum tool life 7 cutting edges for best