Vix-Bit 9VIXBIT Self Centering Pre-Drill Bit for 9/64-Inch Hinges and #8, 9, and #10 screws Pre-drill bit for 9/64-inch hinges #8, #9, and #10 screws Accurately drills holes for hinges, door butts, window pulls, window latches, door latch bolts, striker plates, and more Precision built; hardened drill guide For use on all hardware that uses screws Weighs .8-ounces; made in the USA