Morse® Center Reamer, Series: 1750, 3/8 in Body dia, 2 in Overall Length, 1/4 in Shank dia, 3 Flutes, 90° Included Angle, HSS, Black Oxide Morse® 23507 1750 Center Reamer, 3/8 in dia Body, 1/4 in dia Shank, 3 Flutes, 90° Included, HSS