Pedal Foot Operated Spot Welder 20 Years Experience for Iron Wire Products DESCRIPTION1. The lower electrode arm can be adjusted from up to down, from left to right, from front to back. 2. The power structure which is transmitted by reasonable pressurization to the leverage together with power is flexible, reliable conductivity and long service life. 3. It is being applied to welding plank work piece in different place with complex structure. 4. Adjustable welding time and