ICrimp F1807 PEX Crimper, Copper Pipe Crimping Tool Kit with 3/8", 1/2", 3/4", 1" Quick Change Jaws, PEX Tubing Cutter, Go/No-Go Gauge, Copper Ring PEX Removal Tool Included. Capability: IWS-FA PEX Crimp Tool Kit works with 4 sizes of PEX