1.Equipped with an improved collet chuck for maximum hold and bits can be easily changed;
2.Dust guide diverts dust and debris away from the work piece and user;
3.Elastomer covers the handles to reduce transfer of vibration and prevent slippage;
4.Soft start motor for reducing torque during start up;
5.Variable speed dial is conveniently so the user can finely adjust the rotation speed without removing a   hand or eyes from the work piece;