【SIMPLE USE】
Drill, countersink, and counterbore holes in one step.

【SUPER-COMBINATIO】
The wrench can adjustable counter sleeve depth, drill any hole that you want.

【UNIQUE DESIGN】
90 degree countersink bits with five cutting angles. Accurately drill a smooth hole and fast discharge chips.

【MULTIPURPOSE】
Perfect for Granite, tile, glass, quartize, ceramic, vitrified brick etc.

Only three step to use:
1ch a countersink drill bit to your power bench or hand drill.
2. Keep drill vertical 90°, get a smooth surface hole.
3. Screw cap perfect embedded in the surface of workpiece.

Helpful Suggestions:
- keep the drill vertical while drilling.
- This countersink drill bit Do Not fit glass, steel plate, iron plate and other hard materials.
- When a drill bit is damaged, just need to replace the counterbore device that can continue to use.
- Suggest to use a bench drill, the effect will be better than a hand electric drill that is not fixed in the operation process, the drill bit is prone to bend and break!

Package Included:
1*Werkzeug L- Wrench
7*Werkzeug Countersink Drill Bit (3mm,4mm,5mm,6mm,7mm,8mm, 10mm)