Description: Makes it easier to install piston rings. Vinyl Grip Handles. Zinc plated metal body. Works on most common piston ring diameters, and rings from 3/64" inch to 1/4" inch thick. Specification: Product Dimensions: 9.2 x 5.5 x 0.5 inches Material:Metal Package Includes: 1 x Piston Ring Installer Pliers