1 automatic driving,compact structure,high reliability.
2 anti-skid,the thin material is also easy to bend.
3 The two side wheels are asymmetric which reduce the straight line section.
4 Both sides can be stocked and processing.
5 One Limits switches with another emergency stop which is easy to operate.
6 The machine transmit steadily.
7 can process various kinds of metal material,such as angle steel,round and square tube
8 can make a circle as well as big arc.