8pcs self centering drill bit set, 1/4 inch hex shank self-centering hinge tapper core hole hole punch 5/64'' 7/64'' - ShopVlot

HIGH SPEED STEEL: Made of high-speed steel, quenching treatment shell designed, superior drilling performance, high hardness and durability, reducing your working time by more than half. 7 DIFFERENT SIZE: Come with most common hinge screw sizes 5/64", 7/64", 9/64", 11/64", 13/64", 5mm, 1/4". AUTOMATIC SELF-CENTERING: Automatic centering ensures greater accuracy and efficiency; 2 hole design can perform sawdust faster Wide application: perfect for hinges, handles, drawer slides, woodworking and e