✅ Saves your Fitting: The Waterline Outside Pex Ring Cutter is the only way to remove copper PEX crimp rings from the outside, without cutting the pipe or damaging your PEX fitting. ✅ Efficient PEX Ring Removal: The Waterline Outside Pex Ring Cutter is specifically designed for easy and precise removal of copper PEX crimp rings, streamlining your plumbing projects and saving your fittings and plumbing supplies.