4pcs Pneumatic quick couplers for sandblasting gun （without blasting gun) Sandblasting valve series Automatic cleaning function ensures that

Automatic cleaning function ensures that the valve seat is not blocked during operation

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4pcs Pneumatic quick couplers for sandblasting gun （without blasting gun) Sandblasting valve series Automatic cleaning function ensures thattwo sets of pneumatic quick couplers, designed for connecting air hoses to pneumatic tools, suitable for applications such as sandblasting guns, pneumatic grinders, and inflation equipment; made of brass, and stainless steel. All feature a hex nut structure, making them easy to tighten by hand or with a wrench to ensure a secure and leak proof connection Fit ID13mm OD16mm air hose and sandblast hose ,