🔧 Connect with Confidence! Easily connects copper, brass, aluminum, or plastic tubing for air, water, fuel, oil, and inert gases. Designed to withstand up to 3000 PSI and extreme temperatures from -65°F to 250°F. Includes 210 pieces across 6 sizes, neatly organized for quick access. We prioritize quality and service, ensuring a satisfying shopping experience for every customer. Crafted from pure brass, ensuring high ductility, corrosion resistance, and longevity. 3000 PSI pressure limit 210 pcs total Temp range -65°F to 250°F The Breezliy 210PCS Brass Compression Sleeves Ferrules Kit offers a robust assortment of high-quality brass fittings, designed for versatile applications in connecting various types of tubing. With a total of 210 pieces across six sizes, this kit is perfect for professionals seeking reliability and durability in high-pressure environments.