Made of premium 316L stainless steel, excellent corrosion resistance for different working environments. Double ferrule metal sealing structure, zero leakage, stable sealing under high pressure and vibration. CNC precision machining, smooth inner surface, effectively avoid tiny fluid leakage. Strong pipe clamping force, anti-loose and shockproof, long service life without frequent maintenance. Widely compatible with various tubes and threads, reusable and easy to install for industrial fluid systems., Manufacturer: zorfar