Easy INSTALLATION: Features a push to connection locking design for easy installation and removal without tools Ensures secure sealing to oil leaks and improves repair efficiency PROFESSIONAL: Meets international automotive standards and undergoes rigorous pressure and leak tests A practical toolkit for professional mechanics and DIYer enthusiasts ORGANIZED STORAGE: Comes with storage box with divided compartments for neat organization and quick access Ideal for auto shops and emergencies repairs MULTI SIZE COMPATIBILITY: This 15 piece oil line quick connector set includes 6 common sizes to fit most mainstream vehicle oil lines and oil pipes, covering various repair scenarios Wear Resistant MATERIALS: Crafted from oil resistant rubber and reinforced engineering to withstand oil and high pressure Resists aging and deformation for long term reliability and, Manufacturer: Kelisdi