SGS® Accu-Reamer, Fractional, Series: 200, 7/16 in Dia, 4 in Overall Length, Common Shank, 7/16 in Shank Dia, 2-1/2 in Shank Length, 6 Flutes, Straight Flute, 1-1/2 in Flute Length, Solid Carbide, Uncoated, Right Hand Cutting, Applicable Materials: Cast Iron, Composites, Hardened Steel, High Temperature Alloys, Non-Ferrous Metal, Plastic, Stainless Steel, Steel and Titanium