Rotatable die is color coded to industry standards for crimping Copper Power Compression Lugs. Red-8AWG, Blue-6 AWG, Grey-4 AWG, Brown-2 AWG. These tools feature: State-of-the-art ergonomics Maximized mechanical advantage Easy reach frame Molded cushion grips Handle length facilitates two-handed crimps when necessary. Revolutionary ratchet design, characteristic of the 4200 Series Frame, generates more force with less user effort.