1.Material : copper or iron electrode holder 2.CE certification electrode holder 3.Good insulation property,high impact Great quality Sannitsu type 500A welding electrode holderMaterial: brass gorging jaw,brass casting,iron with copper coating,Handle material:insulated fiber glass Item No.DS-112AMaterialcopper or ironCurrent500AColorblack and yellowG.W./N.W.28/26KGSMeas50*39*28cmPacking color box ...