Sizes The AC pipe crimping tool comes with a set of dies that cover pipe sizes 6 516 inches 8 1332 inches 10 12 inches 12 58 inches and small barrier pipe sizes 6 516 inches 8 1332 inches 10 12 inches 12 58 inches Setting up the hydraulic crimping tool can be installed according to the following steps first select the correct die to insert insert the pin then rotate the tool body clockwise until the dies are snug against the pipe fitting Turn the valve to the working position pump the handle until it stops Easy to store the hose crimping kit comes with a set of accessories and a storage box Easy to store easy to organize Application The crimping tool has a base that can be mounted on a bench for use or the base can be held by any vise The aluminum alloy pump is light and the portable detachable hydraulic design makes the manual air conditioning hose compressor easier to use, Manufacturer: NGTFDCP