1. With more production efficiency over 3 times 2. With the lower cost for producing 50% less Characteristic:1. With more production efficiency over 3 times higher than common welding rod.2. With the lower cost for producing 50% less than common welding rod.3. Suitable for welding from all position even for the beginners.4. With IC, high-capability SCR and technology of non-contact switch.5. With ...