Twin Arc Submerged Arc Welding Tractor 1.Twin Arc 2. Movable&rotatable across the beam 3. ... Easily adjustable 4. Stable travel Twin Arc Submerged Arc Welding Tractor MZ-ZK-A-Z Advantages:1.Twin Arc2. Movable&rotatable ... height of cross beam100 (mm)Dimensions (LxWxH)1000x450x1020Adjustable displacement of tractor head100x100x70 (mm) up and down, left and right, forward and ...