Product Details: The ATD Tools SAE Hydraulic Grease Fitting Assortment is the perfect solution for your hydraulic system. This set is made from durable materials that resist corrosion and can withstand harsh environments. The fittings follow the SAE thread standard for compatibility with a wide range of hydraulic systems, making installation easy and hassle-free. With this set, you can be sure that your hydraulic system is running smoothly and efficiently. FleetPride is your First Click in Heavy Duty®.