1.For back gouging on weld seam and notching at the back,effectively gouge the defects from steel product and weld seam

2.Applicable to various metal workpieces for carbon arc air gouging

3.Remove weld reinforcement,seal off access ramp

4.Without plasma cutting machine,it can be used to cut stainless steel.

5.Without plasma cutting machine,it can be used to cut stainless steel.copper,etc.

6.Two novel designs7.Quickly realize user's purpose,high effciency.