The OEMTOOLS 25252 Automatic Slack Adjuster Release Tool and Wrench is an essential addition to any diesel mechanic's toolbox. Designed for use with semi trucks and heavy-duty vehicles, this tool simplifies brake adjustments with precision. The angled 5/16-inch double square ratchet head provides extra hand clearance, making it easier to access tight spaces. The fork-end tool securely retains the tensioner release button, preventing damage during brake service. With a side-mounted forward/reverse lever, changing directions is quick and effortless, allowing you to work efficiently on brake booster adjustments and drum brake adjustment tasks. The E-Z Grip handle ensures comfort during extended use, reducing hand fatigue and enhancing control. Whether you’re handling air brake tools, slack adjuster pullers, or brake shoes adjustment tools, the OEMTOOLS 25252 speeds up installation on Meritor® slack adjusters, making it a reliable choice for maintaining your semi truck’s brake system. Perfect for professional mechanics, this versatile tool is ideal for a wide range of brake service tasks, including using slack adjuster wrenches and brake spring tools for semi trucks. Invest in the OEMTOOLS 25252 for precise, reliable brake maintenance.