Mill Diameter Inch 34 Number of Flutes 4 Pitch Coarse Length of Cut Inch 158 Shank Diameter Inch 34 Material Cobalt FinishCoating Bright Overall Length Inch 334 Center Cutting No Multiple Flute This general purpose rougher is designed for high production metal removal in a wide range of work piece material It is recommended for cutting steel grades and many nonferrous materials The end tooth of this tool has a centre hole design for many accurate resharpenings Coarse pitch