contact tip: 1.Benzil ,OTC, ,Esab,Tweco,and Panasonia Tip and the like tips suuplier 2.CE approval 3.ECU & CUCRZR material Contact tip :M5*18 MMECU, M6*25MMECU, M6*28MMECU, M6*28MMECU,CUCRZR,M8*30MM ECU, CUCRZR, CONTACT TIP2'' ECU, 11/4''ECU,M6*25ECU, CONTACT TIP 1/4'' UNF*38 ECU, M6*30ECU, M8*40ECU, M6*27ECU, M8*37ECU, CONTACT TIP 41MM CUCRCR, 45MM CUCRCR, M6*31ECU, M8*32 SUPPLIER. Contact ...