10pcs 1/4" BSP Compressed Air Quick Coupling Compressor Fittings Pneumatic Fitting for Compressors, Hoses, Tyre Inflating Tool, with 4 Spare Rubber Rings

The kit includes: 1/4" BSP threaded pneumatic fittings: 1 female fitting with male thread, 1 female connector with female thread, 4 male fittings with male thread, 4 male fittings with female thread and 4 spare o-rings. Compatible with pneumatic tools, air compressors and air hoses. Made of copper iron, these fittings have a sturdy structure and resist deformation under pressure. Their surface is electroplated for optimal rust protection, ensuring corrosion resistance and long-lasting use in complex working conditions, such as in automotive repair shops or wet environments. Quick installation with spring mechanism: press to connect the plug until it locks with a click, ensuring a secure connection; to unplug, simply slide the knurled ring of the pneumatic connector backwards. Pneumatic tools and air compressor lines plug and unplug quickly, saving considerable time and effort during frequent tool changes. Built-in check valve: The air compressor end fitting is equipped with a built-in check valve. This device automatically blocks the air inlet when changing pneumatic tools, avoiding pressure leakage, stabilizing the working pressure in the circuit, reducing air waste and ensuring more stable operation. Designed for pneumatic applications in the automotive, carpentry, workshop or field industries. It is widely used with pneumatic tools, air compressor accessories, compressor hoses, air guns, hose reels and tire inflators.