HP Tools Motorcycle Spring Hook is designed to function like it should. Unlike other spring hooks on the market, this spring hook has a flat hook that helps you engage the spring and dis-engage the spring when you need to. Steel construction and a perfectly sized rubber-coated handle make this HP Tools Motorcycle Spring Hook a must-have in your toolbox. Steel construction. Special design of the hook allows you to engage and dis-engage the spring with ease. Rubber coated handle.