"IRWIN INDUSTRIAL TOOL" BRAD POINT DRILL BITS * 5 piece, brad point drill bits * Provides accurate positioning for starting the hole * Bit is precision ground for use in furniture making, doweling, cabinetry * Where exact hole size is required * Spur cutting edges reduce splintering & ensure a smooth, clean hole * Wide flutes provide a fast continuous flow of chips, pouched.Includes sizes; * 3/16", 1/4", 5/16",3/8", 1/2"