Watts P-572 1/2-Inch Stainless Steel Cinch Clamp for 1/2-Inch PEX Pipe, 10-Pack;

10 Pack, 1/2" Pex Cinch Clamp, Brass Insert Crimp Ring Fittings, Quick & Reliable Connections, Immediate Pressure Testing, Connections Are NSF Listed Brass Inserts With Pure Copper Fastening Rings, When Crimped With Simple Hand Tool Connections Form A Fast, Reliable, & Permanent Seal, For Use Crossed Link Polyethylene Pex Tubing, After Crimping You Can Immediately Test Each Fitting To Well Over 100 PSI, No Need To Wait For Hours For Connection To Set & Seal.