4pcs Black 4 6 8 10 12MM Pneumatic Connector (M5''1/8''1/4''3/8''1/2'') Female thread Push In Fitting for Air Pipe joint

Pipe Outer Diameter: 4mm, 6mm, 8mm, 10mm, 12mm OD Hose Fit For Tube Material: PU / Nylon, Polyurethane Quick Fitting Material: Brass Plastic Easy and quick tubing connections with no special tools required It is widely used in Automobile manufacturing, food processing, industrial manufacturing and medical industry etc.