4 Pcs HSS Hex Shank Tapered and Reinforced Countersink Drill Cone Bits Woodworking Tool Set with Small Wrench

4 Pcs HSS Hex Shank Tapered and Reinforced Countersink Drill Cone Bits Woodworking Tool Set with Small Wrench

2.5mm diameter hex shank drill bit set. The 4-piece set includes a bit set for drilling pilot holes for screw sizes #6, #10, #13, and #16. The standard 2.5mm hex drill shank is compatible with quick change.
Function: can drill the screw holes and stay on the same axis, after screw the nut under the board
Steel plywood specially designed for pilot holes. The drill length can be adjusted for different screw lengths simply by loosening and tightening the grub screw. Material: High Speed ​​Steel Christmas Gift for Dad/Father, Husband, Boyfriend, Men, DIYer. Apply with collet or joint drill machine, suitable for drilling in hardwood and wooden floor, wood screw machine screw.
Product size:
#6 : 65*6.3mm
#10: 70*6.3mm
#13: 79*6.3mm
#16: 89*6.3 mm
Product colour: black
Scope of delivery: Four pieces