1. Versatile AC Hose Kit: Featuring three 59inch hoses and a 1/4inch thread size, this lowloss refrigerator kit covers a wide range of air conditioning applications, from recharging to readings, making it suitable for both professional technicians and DIY enthusiasts. 2. ExplosionProof Durability: With fluorinefilled tubing and an explosionproof design, these hoses offer exceptional pressure resistance, ensuring safety and reliability under extreme working conditions up to 800 psi, with a burst pressure of up to 4000 psi. 3. Secure Sealing and Robust Construction: Equipped with quality sealing materials and mechanically crimped copper fittings, these hoses provide a leakproof connection compatible with multiple refrigerants such as R22, R410, R134, and R32, delivering peace of mind during AC service. 4. Precision Engineering: The exquisitely designed copper fittings feature clear, precise threading patterns that enhance corrosion resistance, sealing integrity, and overall hose lifespan, making this kit ideal for HVAC maintenance and in demanding HVACR applications.