Gold Drill Bits
- Special designed steel counter sleeve countersinks or counter bores pilot hole.
- Black chamfer drill body material: steel 45
Colour:Gold
1 x Hex Shank
Silver Drill Bits
Features:
- Special designed steel counter sleeve countersinks or counter bores pilot hole.
- Adjustable counter sleeve depth with a wrench.
- Drill and countersink for wood screws without changing bits.
- Drilling length can be adjusted for various length screws simply by loosening and tightening
the setscrew.
- Countersink or counter bore 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,#12.
- It can drill the screw holes and keep on the same axis,after screw in screw,nut below the board!
- Apply to with a clamp or joint drilling machine, suitable for drilling in the hard wood and wood floor, machine screw for wood screw.
- Material: High Speed Steel Drill 4241
- Black chamfer drill body material: steel 45
- Model the corresponding bit size:#6 2.38mm / #8 2.78mm / #10 3.175mm / #12 3.56mm
- Shank:6.35mm dia hex shank
- For use in wood and plastic
Package included:
- 4 x Drill Bits
- 1 x Hex Shank














