High Speed Steel End Mill, Square End, List Number HD4C, Number of Flutes 4, End Center, End Style Double End, Cutting Type Center, Cutting Direction Right Hand, Finish Bright, Diameter 5/16 In, Shank Dia. 3/8 In, Length of Cut 3/4 In, Overall Length 3 1/2 In, Application Copper, Alloy Steel, Cast Iron, Magnesium. This item has been restricted from sale in the following state(s): []