A grease zerk is a small, nipple-like device on a piece of machinery. Its tip serves as the male connection to the female fitting of a grease gun. It allows you to easily lubricate metal machinery parts. Warning Keep grease fittings as clean as possible to keep the moving parts they pro...
A grease zerk is a small, nipple-like device on a piece of machinery. Its tip serves as the male connection to the female fitting of a grease gun. It allows you to easily lubricate metal machinery parts. Warning Keep grease fittings as clean as possible to keep the moving parts they pro...