... assembling machine 2, import vibration bowl 3 increase your profit, 4 less cost on lab 5. good service ,longlife auto battery soldering ... honest and rich experience can take your better profit. This machine auto finished welding for top cap and steel can, 1 ... and steel can to keep the battery seal well. This machine ER14250, ER17505, ER18505, ER34615 etc.