Home Products Power Tool Accessories Countersinks Taper Countersink #6 Replacement Drill 9/64″ 1/4″ Hex Shank Taper Countersink #6 Replacement Drill 9/64″ 1/4″ Hex Shank (37906) Replaces drill bit in countersinks Tapered to match the profile of traditional woodworking screws Replacement drill size 9/64-Inch Find a Retailer Find on Amazon