1/8" NPT Grease Fitting Standard Grease Sharp Type Nozzle Zinc Plated Silver Tone, 2pcs Designed for use with most hand-operated grease guns and air-powered equipment. Compatible with all 1/8" NPT threads, featuring a maximum operating pressure of 4500 PSI (310 Bar). This coupler attaches to grease guns that inject grease into standard grease fittings and is suitable for applications including lubricating motor vehicles, construction and industrial equipment, and aeronautics. For hand-operated grease guns exclusively. Zinc plated for superior protection against corrosion ✅ Before you click "Buy", take a moment to message us for compatibility confirmation. Your satisfaction starts with the right match!