【Specialized Grease Fittings Kit】- Grease zerk kit are meticulously crafted using high-hardness zinc-plated carbon steel material, ensuring exceptional strength and long-lasting durability. You can rely on the robust construction of these zerk grease fittings to withstand the demands of frequent use; The use of compact and refined grease fittings are not only flexible and convenient, but also makes car maintenance work easier.<br>【Universal Size, Versatile Applications】- The universal sizes - 30 straight 1/4-28, 20 straight 1/8" pipe grease, 15 45-degree, 1/4-28 and 15 90-degree 1/4-28 for angled grease guns and more; This assortment kit is perfect for use on cars or vehicles and solves OEM incompatibility issues with straight, 90-degree and 45-degree angled fittings to allow a pressure-resistant connection.<br>【Practical Functionality and Humanity Packaging】- Grease fittings, sometimes known as Zerks or grease nipples, are small hydraulic check valves used on bearings and similar mechanical assemblies to supply lubricant to internal working parts.The plastic storage case contains each SAE grease zerk fitting in the kit in different compartments with an organization chart to neatly stay organized in your zerk grease fittings collection.<br>【Note】- These grease zerks feed lubricant into a bearing instead of having to disassemble parts to apply the lubricant, which makes for effective work efficiency when using a grease gun. But before you buy, please make sure that the size range of this grease zerk kit can be used in your vehicle.<br>【WHAT YOU GET】- 110Pcs Grease Fitting Assortment and lifetime after- , to provide s with simple and beautiful and quality products has always been the original intention of our business, do not need to worry about!