5PCS 1/4' Round Shank Titanium Plated Wood Hole Drilling Bits Set Screw Carpentry Chamfer Hole Opener Set Woodworking Screw Cap Taper Hole Drill Punch Tools #6#8#10#12#14, Muye
- 6 Pieces Set:5PCS round shank drill bits for drilling pilot holes for screw.
- sizes#6 #8,#10,#12 and #14 and 1 hex wrench..
- Special Designed: HSS steel counter sleeve countersinks & counter bores pilot hole, adjustable counter sleeve depth with allen wrench..
- Very Sharp : Super sharp cutting flute clears chips efficiently and leaves a clean & smooth hole..
- Easy to Use: Adjustable drills length for various length screws simply by loosening and tightening the screw..
- Function: Pre-drilling and countersink to drive screws flush with the material surface or deep hole counter boring for driving screw heads below the surface..