Titan USA Taper Pin Reamer, Series: 991, Taper Pin Size/Number: #12, 1.05 in Dia Reamer, 0.842 in Small End Diameter, 13-7/8 in Overall Length, Straight Shank, 3/4 in Shank Diameter, 8 Flutes, Left Spiral Flute, 10 in Flute Length, HSS, Uncoated, Right Hand Cutting Direction, Applicable Materials: Steel/Non-Ferrous Metals