... ,CuAg 2.Good quality and reliability. 3.Maintain hardness at the highest temperatures. 4.Extremely durable. Detailed Product ... DescriptionWelding contact tip, supply the style for Binzel, Tweco, Bernard, Esab, ... Panasonic, OTC, Kemppi, Tregaskiss, Fronius etc.Welding contact tip, material Cu-E / CuCrZrBinzel type: M5*18, M6*25 ...