BQLZR Countersink Drill Bit Set With Quick Change Hex Shank Adjustable #6#8#10#12 Screw Woodworking Bits Pack of 4

Our products are carefully made of high-quality steel, the quality is strong and , not easy to damage, with excellent wear resistance, can be used repeatedly for a long time, it is a good tool for your work repair. Our tapered hole drills feature a unique design of steel countersunk and countersunk pilot holes that allow proper sized plugs to be installed on the screw heads; secured with a hex key for easy replacement and adjustment. It is ideal for use in plastic, wood and metal as well as for home DIY and general construction or engineering use. Our taper drill bits are suitable for wood drilling, reaming, chamfering, screw heads and more. It is suitable for chamfering of various soft materials such as wood board, plywood, aluminum board, fiberboard, particle board, plastic, PVC board and so on. Our hex shank taper drills are compatible with standard size hex stems for quick change, and feature adjustable countersunk socket depths and Allen keys. The drill has a self-starting point, and the five-groove design eliminates chatter and vibration for smooth operation, fast, accurate, and burr-free operation. Our product includes a set of four different sizes of hex shank taper drill bits, and comes with a hex wrench, which makes it easier and smoother for you to use and easy to assemble. Handle: 1/4 hexagonal handle, corresponding drill bit size of chamfer: 6# 2.38mm, 8# 2.78mm, 10# 3.175mm, 12# 3.56mm