... is available suitable for most power source Features:1,Stable tractor travelling and wide welding range,two wires simultaneous feeding. ... and flexible regulation, jointly motion and rotation of tractor head and torch.3,Morable and rotatable horizontal beam.4,Flux container ... beam100Dimensions(L×W×H)1000 × 450 × 1020Adjustable displacement of tractor head100×100×70(Up and down,left and right,foward ...