welding machine earth clamp Features: 1) Suitable for clamping workpieces or the grounding of welding or cutting machines 2) welding machine earth clamp Features: 1) Suitable for clamping workpieces or the grounding of welding or cutting machines2) Models: DJ-300, DJ-300-1, DJ-500, DJ-500-1, DJ-600, DJ600-1Packing: carton welding machine Earth Clamps, clamp