Featuring HV180-210 hardness and coating, the metal body withstands extreme wear,, and temperatures up to 200°C, outperforming standard air connectors in demanding environment Its reinforced steel spring clip and seal maintain airtights integrity through 10, 000+insertion cycles, reducing downtimes in continuous production lines while ensuring industrial durability Design for mechanical engineers, factory maintenance team, and industrial equipment operate requiring reliability pneumatic connection in manufacturing plant or heavy machinery applications for compresseds air systems in automotive workshops, processing facilities, and machinery where resistance and repeated high pressure cycles is critical Crafted from 304 steel with seamlessly construction, this pneumatic quick connectors ensures leakfree, ideal for industrial air fittings and high pressure systems, Manufacturer: RGYBAO