●Specification: This fuel pump removal tool comes with two straight contact grip jaws with open ranges from 1.35 inch to 6.5 inch. It can be used with a 3/8” ratchet wrench or 1/2” spanner wrench. ●Material: The fuel pump lock ring tool is made of chrome vanadium steel material with Chromium plating surface treatment to well protect the tool from corrosion and rust. ●Compatibility: The adjustable two jaw contacts design is able to compatible with most standard fuel pump retaining rings such as Mercedes-Benz, BMW, Audi, Volkswagen, Chrysler vehicles ●Easy to Use: Attach the the contact jaws to the middle track and adjust the width to fit the fuel pump lock ring. Use a 1/2" spanner or 3/8" ratchet wrench to remove or install. ●Excellent Protection: This fuel tank lock ring tool wrench has a great polished surface and smooth adjustment to make it perfectly remove/install the fuel pump lock rings without any damages.