Designed to be used to adjust brake shoes on drum brakes. Angled lever blades to best leverage angle for adjustment. Allows accurate adjustment between the shoes & drum. Can be used to directly lever the brake shoes with the drum removed to pre-set the adjuster. Overall length: 153mm. Tapered blade width: 8mm tapering to 1.1mm. Manufactured from chrome molybdenum (SCM440), with a black phosphate finish. Hardness HRC:44-48.