electrode holders 1>current:500A/600A/800A 2>Jaw material:Iron/brass/copper 3>heavy-duty,shock-proof 4>CE approved electrode holders GermanType 500A Electrode holders 1>Jaw:Brass forging jaw,Brass casting,Iron with copper coating 2>500A/600A/800A for you choose 3>External touch body with comfortable glass fibre or nylon handle,good insulation property,heavy-duty, shock-proof and heat-resistant ...