Are you tired of dealing with stubborn leaks in your pneumatic systems or water lines? Finding the right compression fittings can make all the difference between a frustrating project and a smooth, professional result. These brass compression inserts are designed to solve one of the most common problems in hose connections—creating secure, leak-proof seals that actually stay put.
Made from high-quality brass with excellent corrosion resistance, these inserts aren't just another fitting—they're a reliable solution you can count on. The smooth surface finish ensures a tight seal every time, while the precise 3.2mm inner diameter and 3.9mm outer diameter are engineered specifically for 4mm ID hoses. No more guessing if the fit will be right; these compression sleeves are designed to work perfectly right out of the package.
Whether you're working on HVAC systems, pneumatic tools, humidifiers, or even custom DIY projects, these brass ferrules deliver consistent performance. They work beautifully with plastic hose tubing, nylon hose tubing, and other flexible materials commonly found in both professional workshops and home garages. The 50-pack quantity means you'll have plenty on hand for multiple projects or to keep as spares for those emergency repairs.
Using these compression inserts couldn't be easier—just slide the appropriate diameter hose into the brass fitting and let the compression technology do its work. The brass construction ensures these fittings are not only durable but also reusable, making them an economical choice for both one-time projects and ongoing maintenance. Their compact 6.00 x 14mm size makes them perfect for tight spaces where larger fittings simply won't fit.
When you need connections that won't leak under pressure, trust these brass compression inserts to get the job done right. From automotive repairs to industrial applications, these fittings provide the secure, long-lasting performance that professionals and DIY enthusiasts alike demand.
