Features: * 4 in 1 * Includes a crimp tool, a Go/No-Go crimp gauge, an open end wrench and jaw in 3/8-in., 1/2-in., 3/4-in., and 1-in. * Crimps 3/8-inch, 1/2-inch, 3/4-inch, and 1-inch copper rings * Wrench changes jaws and adjusts crimping force * Go/No-Go gauge ensures crimp ring is uniformly compressed for leak-free joint What"s In The Box: * Conbraco 69PTKH0015K Pex Crimping Tool Kit