Fractional Diameter 31/32 Decimal Diameter 0.9688 Bolt Diameter 1/2 Neck Diameter 17/32 Number of Teeth 6 Overall Length 3 7/16 Shank Diameter 3/4 Tool Width 25/64 Undercut Length 63/64 Weight 0.47 lbs 272116Type 2721Stock: In Stock.$248.05 Category: 2721-F