Titan USA Construction Reamer, Series: 9950, Imperial Reamer Size Measurement System, 15/16 in Dia, 6-7/8 in Overall Length, 3-Flat Shank, 1/2 in Shank Dia, 5 Flutes, Left Spiral Flute, 4-1/2 in Flute Length, HSS, Black/Gold, Right Hand Cutting, Applicable Materials: Steel and Non-Ferrous Metals