Mill Diameter Inch 1 Number of Flutes 5 Pitch Coarse Length of Cut Inch 2 Shank Diameter Inch 34 Material Cobalt FinishCoating Bright Overall Length Inch 412 Center Cutting Yes This general purpose rougher is designed for high production metal removal in a wide range of work piece material Multiple helical flutes Single end with weldon shank Ball end Round profile Coarse pitch