... ,300A,500A,800A 1.Material of handle:Nylon or glass fiber. 2.Jaw:brass or iron Japanese type Welding Holder,Weld Holder ... requirements of the international markets,we also manufacture other types welding holders,such as Korean type,Germany type,American type,Holland ... ,Yongkang City,Zhejiang Province,China 321300 300A-500A Japanese type Electrode Holder/Welding Plier