Key features

- Specially designed steel counter sleeve countersinks or counter bores the pilot hole.

- Countersink depth adjustable with spanner.

- Drill and countersink for wood screws without changing bits.

- Drill length can be adjusted for different screw lengths by simply loosening and tightening the set screw.

- Countersinks or drills clean, smooth holes for screws and fasteners

- For use in wood and plastic

- 4 PCS set includes bits for drilling pilot holes for screw sizes #6,#8,#10 and #12.

- It can drill the screw holes and keep them on the same axis after screwing in the screw and nut under the board!

- Use with a power drill or drill press, suitable for drilling in hardwood and wood flooring, machine screw for wood screw.

- For use in wood and plastic

Included

4 x Drill Bits