welding clamp(ground clamp) 1.current:300A 2.type: American type 3.material: copper 4.using in welding industry ground clamp,welding products1.we have ... different types of welding clamp, such as American, Japanese, Itly, ... our products have CE approval.3.This type of welding clamp is used 300A.4.If you have some questions, please ...