Excellent conductivity and efficiency with ground clamps made from metal for stable current transmission Ideal for use in construction sites, factory sites and home garages to ensure optimum welding results in a variety of environments Suitable for professional welders, industrial maintenance personnel, and enthusiasts seeking reliability Designed to withstand 300A/500A, these clamps are suitable for a variety of welding equipment Easy to use ground clamp is stable and reliable, and is an essential replacement part for your welder tool kit, Manufacturer: Rxgiasup