The M18™ FORCE LOGIC™ 6T Crimpers are the Most Reliable Way to Crimp. Easiest alignment and automatic jaw opening lead to the fastest overall crimp time. The Jaw's fixed O die and Milwaukee W Style Dies that feature clear die markings for easy identification improves productivity and ease of use for Linemen. For use on 2678-20, M18™ FORCE LOGIC™ 6T Utility Crimper.