... JSBOUND TECHNOLOGY CO.,LTD is a professional grounding and exothermic welding products manufacturer and export in china.We have UL,CE ... .The main products including: copper clad ground rod, exothermic welding mould, exothermic welding powder, grounding electrode, GEM and so on.eavy Duty ... /0 AWGJB-3023/4”#6 -4/0 AWG heavy duty earth clamp