Grease Fitting Button Head 1/8 Npt

1/8" NPT (M) Thread, Precision Machined and Case Hardened For Rugged Wear, Precision-machined,Case hardened, Smooth face prevents leakage, Long guide stem ensures positive closing, Designed for use where volume flow of lubricant is required, such as bearings on earth moving equipment, conveyors and mining machinery,Heat-treated and zinc-plated for long service life.