Features:

1.  Patent with quick release coupling, change the core bit without wrench.
2.  Motor double insulation design for safety.
3.  Motor overload circuit protector.
4.  Built-in slip clutch system to protect from strong torque.
5.  Drilling angel up to 20 degree.
6.  Light weight design.
7.  With CE certification and CUL certification.
8.  Drill bit to be sold separately.