The Hickok/Waekon Brake Pad Apply Pressure Test Kit, No. BEQ-0197, helps technicians quickly pinpoint unusual pad wear, brake pull, imploded hoses, and sticking/frozen calipers and slides. In order to use the tool, simply insert the gauge load cells in place of the brake pad. Then, depress and release the brake pedal to quickly measure brake caliper application and release pressures. This kit contains two 0-5,000 psi gauges, an instruction manual and storage case. It comes with a limited lifetime warranty.