Gates PolarSeal™ Portable Crimper is designed for crimping air conditioning assemblies by hand or impact wrench. The PolarSeal™ Portable Crimper has capability to crimp PolarSeal G45 and G47 couplings, and is intended for use with PolarSeal I and PolarSeal II refrigerant hose. Die included with the crimper have capability to crimp -6, -8, -10, and -12 PolarSeal I and PolarSeal II assemblies.