... . enable users to change operation location as required KC-WL50 automatic Welding Machine FEATURES:1. Microprocessor digital control technology, digital IC, synergetic panel ... tools, various function can be realized: single/double sides welding, screws rivets welding, collision repair and etc. a wide application. Tech. ... welding0.8+0.8MMCable length1,500+2,000mm KC-WL50 automatic Welding Machine