GearWrench 2326 Tire Tread and Brake Lining Gauge
Measures tire thread depth up to 9/16" in graduations of 1/64"Easy to read gaugeMeasures the amount of lining remaining on riveted and bonded drum shoes and disc brake padsConcerned about your drum shoes and disc brake pads? KD tools have made a simple gauge.  This gauge measures the amount of lining remaining on riveted and bonded drum shoes and disc brake pads. It's hassle free!