Adjustable Screw Depth Setter

- Anodizing Oxide Aluminum Cover .Build-in clutch disengages
from drive-in function while reaching work piece.
- Professional design: C-ring built inside of the chuck to stick bit tightly.
Please use pliers to pull off the bit.
- Depth adjustable metal cover enables to countersink screws precisely
into drywall, particle board, and plywood.