$62.99 PEX-1210C PEX Crimp Ring Removal Tool for 1/2-Inch,3/4-Inch,1-Inch F1807 Copper Crimp Rings 
Pex Brass Fittings 1/2 Inch Pex Crimp Ring | The Home Depot Canada
Aqua-dynamic - 1/2 Pex Copper Crimp Ring-25/Bag | Pipe & Fittings | Kent Building Supplies
