IJO1202 Features: * This adjustable tool is designed to both hold and turn cam sprockets * It"s needed to turn the cam sprockets to adjust the cam position * It can also be used to hold the cam sprocket in place when removing the cam bolt * Works on all single and dual overhead cam sprockets with holes Universal Cam Adjuster adjusts to fit different sized cam sprockets. Built with the strength and durability to last! * Universal Cam Adjuster Warranty: * Lifetime warranty does not cover abuse