Qualtech Bridge Reamer, Series: DWRRB, Imperial, 11/16 in dia, 6-3/8 in Overall Length, 13/32 in Point, Tapered Point, Round Shank, 1/2 in Shank dia, Straight Flute, 4-1/2 in Flute Length, HSS, Bright, Applicable Materials: Structural Iron or Steel Qualtech DWRRBSS11/16 Bridge Reamer, Imperial, 11/16 in dia x 6-3/8 in L, 1/2 in dia Round Shank, Straight Flute