The Ridgid Propress Jaw 1 1/4 is a press tool designed specifically for copper piping systems. With a clamp size of 1 1/4 inches, this tool is ideal for efficiently crimping and pressing copper fittings. The RIDGID brand is known for its quality and durability in the plumbing industry, making this propress jaw a reliable and essential tool for professionals and DIY enthusiasts alike.