Protect your hydraulic systems and prevent costly contamination with our comprehensive JIS Plug & Cap Kit. This essential kit is specifically designed for mechanics and technicians working on equipment that uses JIS (Japanese Industrial Standard) metric fittings, commonly found on machinery from manufacturers like Komatsu, Kubota, Hitachi, and Kobelco. Inside, you'll find a wide assortment of high-quality plugs and caps to securely seal off hydraulic lines and ports during service, storage, or transport. By preventing hydraulic fluid leaks and blocking dirt, dust, and moisture from entering your system, this kit is a must-have for ensuring the longevity and reliability of your heavy equipment.