3. Drill Size: 0.12″,0.14″,0.16″,0.20″,0.24″,0.28″,0.31″,0.39″

4. Chamfering device: five blade, which can discharge the sawdust more quickly, drill out smooth and smooth sinks, and insert the screw cap into the surface of the workpiece.

5. Multifunctional- Extend all kinds of screwdriver bits, screwdriver head conversion uses.

6. Chip removal quickly :the wide chip slot and the five-flutes chamfering make the operation process faster to remove the sawdust, and the chamfering is more smooth and unbroken.

7. Three point drill design: the cutting flutes of the countersink drill bit is made of CNC gear grinding, the three-pointed bit is better in centering and no skid .So the drilling is accurate and fast with high efficiency.

8. Round handle design: handle is smooth without friction with the machine, and it’s suitable for Power Bench or Hand drill driver in the most common size.

9.Removable Adjustable: use a wrench to remove or adjust woodworking and five-bevel chamfering.