7PCS Coutersink Bits Wood Screw Drill Bits Set in Wooden Box (SED-WSB-S7W)

7pcs Wood screw bits set in wooden box

Specifications: 5#, 6#, 7#, 8#, 9#, 10#, 12#
1/8", 9/64", 5/32", 11/64", 3/16", 13/64", 7/32"
Packing: plastic bag 170g/set
Wooden box 265g/set
Material: The drill bit is high-speed steel 4241, and the black part is 45# steel.
On the same axis, after screwing on the screw, the screw cap is located below the plane of the board, and the drill ring can be adjusted up and down!
For drilling machines with collets or joints, suitable for drilling in hard wood and wood layers.