This amazing tool set is designed to effortlessly release the tension on serpentine belts equipped with spring-loaded idler pulleys. It's a must - have for accessing those hard - to - reach auxiliary pulleys. The set comes with 3/8' Dr sockets in sizes 13, 15, 16, and 18mm, crowfoot wrenches in 13, 14, and 15mm, and bars of 3/8' Dr x 575mm and 1/2' Dr x 225mm. Ideal for mechanics and DIY enthusiasts alike.

How to use: First, identify the spring - loaded idler pulley on the serpentine belt. Then, select the appropriate socket or wrench from the set. Fit the tool onto the pulley and gently apply pressure to release the belt tension. When working on hard - to - reach auxiliary pulleys, use the bars to gain better access. Note: Always wear safety gloves and goggles when using this tool set. Avoid using excessive force as it may damage the pulleys or the tool. Maintenance: After each use, clean the tools with a dry cloth to remove dirt and debris. Store the tool set in the provided case to keep it organized and protected. Regularly check the sockets, wrenches, and bars for any signs of wear or damage, and replace them if necessary.