5in1 Pex Crimper Kit 3/8" 1/2" 5/8" 3/4" 1" Crimping Plumbing Copper Ring Tool 16" Long PEX crimp tool With Labor-saving Design With Comfort Grips Minimizes User Fatigue Simply Pull Back on the Handles to Open the Crimp Jaws Compact Tool Length for Access to Tight Spaces