Solid Carbide End Mill 16mm 16R3x16-44x93xD16D1 (Cutting diameter): 16mm D3 (Undercut diameter): 15mm L2 ( Length of cut): 16mm L3 (Length of undercut): 44mm L1 (Total length): 93mm D2 (Shank diameter): 16mm Z (Number of cutting edges): 4 R Corner radius: 3 Helical pitch: 30 Ultrafine carbide grade specially developed for machining hardened steels Adapted rake angle for safe milling up to 70 HRC Defined cutting edge preparation for homogeneous wear Radius tolerance r 1. 5 mm: 0. 003 mm Radius