General Tools 293 9/64 Self Centering Hinge Bit for #8 and #10 Screws
Self centering hinge bit Ideal for making accurate pilot holes for hinges Spring loaded outer guide with chamfered head Adjustable drill depth 9/64 drill size 5/16 drill depth #8 and #10 screw size Carded Length: 6.25Width: 1.75