... prompt delivery. 4. OEM ARC WELD GROUND CLAMP of different kinds (ground clamp)material: copper braid between brass jaw pads ... different amperages.1. American type earth clamp 300A, 500A, 600A2. Netherlands type earth clamp 300A, 500A, 600A3. charge caput ... 500A4. British type earth clamp 200A, 300A, 500A5. Japanese type earth clamp 500AOEM serviceFOR MORE INFORMATION, PLEASE CONTACT ...