Product Overview This 21 piece hand held vacuum pressure pump tester and brake fluid bleeder tool is designed for use when servicing hydraulic brake systems. The hand held pump allows you to apply vacuum or pressure during diagnostic and bleeding tasks. It is supplied as a 21 piece set to support common brake fluid bleeding and pressure testing procedures. Key Features 21 piece hand held vacuum and pressure pump tester set Functions as a brake fluid bleeder and bleeding tool Hand held design for manual operation Supports vacuum and pressure testing tasks Multi piece kit for brake service applications Product Details Product Type: Vacuum Pressure Pump Tester and Brake Fluid Bleeder Tool Quantity: 21 pieces Operation: Hand held Frequently Asked Questions Q: What is a hand held vacuum pressure pump tester used for? A: It is used to draw a vacuum or apply pressure when testing and bleeding hydraulic brake systems, and the brake fluid bleeder function helps move fluid through the lines during service. Q: How do I confirm this kit suits my vehicle? A: Check that the adapters and fittings in the 21 piece set match the brake reservoir and bleeder fittings on your specific vehicle before purchase.