Dormer Pramet C246 18.0mm HSS-E-Powder Metal TICN Flatted Shank Multi-Flute Standard Length End Mill DIN 844 KDesigned for precision and durability, the Dormer Pramet C246 18. 0 mm HSSE powder metallurgical end mill is built for shoulder milling, slot milling, and ramping in a range of common engineering materials. Its TiCN coated, powdermetallurgical HSSE core delivers consistent performance and longer tool life in demanding production environments. Diameter: 18. 0 mm Flutes: 4 Length of cut (LOC): 32 mm Overall length: 92 mm Reach with neck relief: 43. 5 mm