Features: Safely replace brake shoes on heavy-duty tractors and trailers Makes installing Q shoes a breeze Perfect tool for brake springs than using pliers and prybars. Works best for drive and trailer shoes. A MUST HAVE for heavy duty diesel truck repair shops. Specification: Great Compatibility — Replace brake shoes on heavy-duty tractors and trailers. Simply hook the retaining spring loop and press down against the axles. High Quality — Made of high standard steel, solid and sturdy. Surface with black finish, never rust and durable to use. Easier Work — Simply hook the retaining spring loop and press down against the axle. Upgrade Design — Alternative to OTC 5081. Lets you use it as a lever against the axle to separate the spring loop from the brake shoe. Not only does it make the job easier than before, but also takes very little effort.