1,500A earth clamp for welding 2.made of brass with good conduction 3.self-manufacture under lower price 1.500A brass earth clamp, made of H60 brass,with isolation handle 2.manufacture method : die-casting3.good conduction, long mechine life,high quality4.suit of welding machines5.meets ISO9001,EN certification6.products are meets guests requirments,OEM is accepted.