1.Upgraded mechanical safety clutch,automatic stop when hitting the steel,50,000 times life.

2.Large spanner switch,comfortable hand feeling,long time use,good shock absorbing effect.

3.High quality carbon brushes,enhance service life.

4.Aluminium alloy gear box,strong and durable,light weight and high strength.

5.Dual function of hammer and pickaxe,one key switch,applicable to a variety of working conditions.

6.360°rotatable handle,suitable for different users'habits.