Features:
1.Drill bit for use with pocket hole joinery;
2.Small tip includes clearance hole for screw shank;
3.Large diameter creates flat-bottomed hole;
4.Recommended for use with corded high-rpm drills

Specifications:
Color:Gold
Material: HSS4241 Titianium coated
Fit 1/4"(6.3mm) adapter
Diameter: 9.5mm(3/8")
Total Length: Approx. 157mm/6.18"

Instructions:
1.Adapt the height of drill;
2.Clip the plank;
3.Put the drill into the hole to reach the plank;
4.Pull the drill 5mm higher, please not to against the plank while starting the drill;
5.Switch on the drill to reach 500 rotating speed, 1500 rotating speed is the best;
6.Slow at the first, quick the rotating speed when the drill head has been drilled into half or full.

Package Includes:
1 x Twist Step Drill Bit
1 x Stop Collar
1 x Wrench