• Brake caliper pressure test kit has a 0 - 1,500 PSI range and includes two gauges
• Take out the bleeder after bleeding and screw in the gauge & adapter, then the total pressure at the caliper can be obtained and brake bias set accordingly
• Sturdy carrying case is also included
**(64-510) gauges fit a standard 1/8" NPT thread bleeder **
**(64-511) gauges fit GM metric calipers (10mm-1.5 thread)**