... air cooling structure , stepless current adjustment ,suit for welding low carbon steel,low alloy steel,etc.3. ... Complete accessories(optional): electrode holder , earth clamp, welding cable , brush/hammer, protective mask, wooden case. ModelUnitBX1 ... 10 10 10Input Capacity KW 6.4 8 9.6 10.7Weight KG15171819Dimensions MM538x280x400538x280x400538x280x400538x280x400 BX1 Series AC Arc Welding machine