General Tools 292 7/64-Inch Self Centering Hinge Bit for #5 and #6 Screws This item is General Tools 292 7/64-Inch Self Centering Hinge Bit for #5 and #6 Screws Used for Power Tool Accessories, Drill Bits & Accessories The product is manufactured in China Highly accurate bits are used for drilling pilot holes in cabinet and door hinges, door butts and all large and small hardware Spring loaded outer guide keeps the high speed drill centered for perfect pilot holes Adjustable drill depth Maximum drill depth for 5/64" and 7/64" bit is 1-1/8" Maximum drill depth for 9/64" bit is 1-1/2"