This is a toolbox with a high-quality professional oil pressure measuring instrument. It is used for diagnosing worn oil pumps and engines, defective oil pressure switches, and warning indicators. It features a dual-scale shock-resistant gauge for quick and accurate oil pressure checks. Additionally, it comes with quick coupling adapters, with an integrated safety valve. The flexible hose allows users to access hard-to-reach oil entry points. The tools are made from high-quality material and are particularly durable. The instruments are available in a toolbox with special molds for easy storage and transport.