GORAGUCHI 60PCS Brass Compression Fitting Kit, 1/2" Tube OD Compression Sleeve Ferrules with Insert Tube Support & Ferrule Head for Air/Fuel/Water/Oil

["1/2\" Tube OD Size: This kit comes with compression sleeve ferrules, insert tube supports, and ferrule heads — all components are sized for 1/2\" outer diameter tubing. Ideal for assembling or repairing compression fittings across a wide range of uses.","Durable Brass Construction: Made of high-quality brass, these fitting components offer excellent corrosion resistance, maintain ductility at high temperatures, and feature low magnetic permeability. Engineered for consistent performance in demanding environments.","Wide Compatibility with Tubing Types: Designed to work with copper, brass, aluminum, and plastic tubing as well as PU tubes and nylon hoses. Ideal for creating secure connections in air, water, fuel, oil, gas, and vacuum lines.","Reliable Pressure & Temperature Range: Maximum working pressure: 150 PSI. Temperature range: -65°F to 250°F. Suitable for a wide range of standard industrial, automotive, and residential applications.","Packaging content: 20 x Compression Sleeve Ferrules, 20 x Insert Tube Support, 20 x Ferrule Head."]