The Lands Precision ToolMartDL-801K crimp tool features an 8.7 inch ratchet design. It applies crimp connectors to RG8, RG9, RG174, LMR400 coaxial cable The supplied die has four sizes: .075" (1.90mm), .100" (2.54mm), .128" (3.25mm) and .429" (10.9mm). This tool is pressure adjustable and there is a rachet release.