Quality Construction Crafted from quality rubber and metal, this vacuum pressure gauge is built to endure demanding automotive environments. It delivers durable, long lasting performance and reliable readings over time. Compact Size Hose length 58 cm and gauge diameter 6 cm ensure easy handling and simple storage. Lightweight and portable, it suits both professional mechanics and DIY enthusiasts. Versatile Automotive Tool Designed to test both positive and negative pressure in automotive systems, making it a versatile addition to maintenance and repair tasks. Comprehensive Testing Capability Provides accurate vacuum pressure readings to help diagnose engine and system issues quickly and reliably. Use scenarios - Check intake manifold vacuum and identify vacuum leaks in PCV lines or gaskets. - Inspect brake booster vacuum and assess brake system integrity. - Test EVAP purge lines and vacuum operated actuators in HVAC or engine control systems.