Titan USA Chucking Reamer, Series: Protostar® P312211, Undersized 1/2 in Dia, 8 in Overall Length, Straight Shank, 0.4355 in Shank Dia, 6 Flutes, Straight Flute, 2 in Flute Length, HSS, Uncoated, Right Hand Cutting, Applicable Materials: Steel and Non-Ferrous Metals