Libraton CR-V Steel Plumbing Pliers Set - Groove Joint & V-Jaw Tongue & Groove Pliers, Pipe Grips, Ratcheting Push Button Adjustment, 3PCSSlip joint DesignLibraton water pump plier can be adjusted quickly and precisely with its ratcheting push button adjustment mechanism. So it is easy to change the width of the jaw to accommodate different sized nuts or bolts. Sizes and Jaw CapacityThis joint pliers set includes 3 different sizes of pump pliers, the 7" model has a jaw capacity of up to 1. 26", the 10" model has a jaw capacity of up to 1. 42", and the 12" model has a jaw capacity of up