HIGH QUALITY---These countersink drill bits are made out of high speed steel with titanium plated on the bit's head and there are 6 different diameter sizes included in one set. Size - 1/4'',5/16',3/8'',1/2'',5/8'',3/4''.
WIDE APPLICATIONS---Ideal for sinking 90 Degree Holes into wooden planks,fiberboard,particle board,plywood,plastic,,pcb board alumiumn board and more
SWEET TIPS: All items are NEW. Light shooting and different displays may cause the color of the item in the picture a little different from the real thing.