Maintaining a secure connection when crimping bi metallic lugs requires a sequence of careful steps and attention to detail. As a first step, always choose the appropriate size of bi metallic lug and corresponding crimping dies for your cable, as incompatible tools may degrade both mechanical and electrical performance. Apply an adequate amount of oxide-inhibiting compound to the expo... https://www.pioneerpowers.com/bimetallic-lugs-and-connectors.php