Features:

Drill bit for use with pocket hole joinery
1/4" hex shank works with any quick-change chuck
Hex shank with power groove resists slippage
Specialized stepped bit drills guide hole for screw
High quality hardened steel for longevity

Specification:

✦ Hole Diameter: 3/8"(9.5mm)
✦ Total Length: 6.5" (160mm)
✦ Hex Shank: 1/4" (6.35mm)