3 Review(s)

Great for wood openings, reaming, chamfering, screw head and so on.Suitable for wooden planks, plywood, aluminum board, fiberboard, particle board, plastic, PVC board and other various soft material chamfer., steel, aluminum and other metals, plastics, any type of hardwood, cork or aluminum, excellent cutting ability.Especially suitable for many kinds of wood occasions.And it's suitable for drilling machines with chuck,most bench or hand drills. Removable Adjustable : Drilling length of the countersink drill bits set can be adjusted for various length screws simply by loosening and tightening the screw.