1.Designed for pneumatic driver manage installation.
2.Automatically teach to set up and easy leaning and understanding.
3.Inspect the quantity of screw for avoiding the operator misses the screw.
4.Inspect the time of screw，and the rejection about slip don’t count.
5.The function of OK/NG which one can connect other installation.
6.Suitable straight、curved-head or variety of pneumatic driver，using big torque is ok.