Profile: Eldon Tool and Engineering Ltd. offers complete service of production from raw material to finished product in quantities. We provide automotive tools such as specialist tools and general tools. We offer specialist tools for brakes, suspension, and diesel engines. Our brake pin punch set has two parallel pin punches for drifting out the brake pad retaining pins on most brake calipers. It is 6 mm with pilot for the hollow spring pins fitted to Vauxhall/Opel models. It is made from chrome vanadium.