Used for adjusting Rockwell Automatic Slack AdjustersComfortable, E-Z Grip, screwdriver-style handle allows user to apply more turning power with less pressure and fatigue to the handThe 5/16″ double square offset reversible wrench features an E-Z grip handleRelease the anti-reverse mechanism without prying and apply more turning power with less fatigue to the handMade in USA These tools are used for adjusting Rockwell Automatic Slack Adjusters. The set consists of a forked-end tool to release the tensioner button, and a 5/16 in.; in.; double square offset reversible wrench with E-Z Grip handle. Insert the release tool under the button of the pull-pawl to disengage the anti-reverse mechanism on the slack adjuster. (Spring tension of the pull-pawl will hold the tool in place.) Then use the wrench to adjust the brake to drum clearance. Comfortable, E-Z Grip, screwdriver-style handle allows user to apply more turning power with less pressure and fatigue to the hand.Check out our eBay Shop for a complete selection of great tools!