OTC Mig Welding Torch 500A Standard connector Its parts can be exchanged with same model products OTC Mig Welding Torch 500A1 Standard connector2 Its parts can be exchanged with same model productsproduct model500Arate500A co2, 300A mixed gasesduty cycle60%wire size0.8-1.2standard3m, 4m, 5m typeco2 gas protection welding OTC 500A OTC 180A OTC 200A OTC 350A OTC Mig Welding Torch 500A /Tig Welding ...