1. High-quality corrosion-resistant materials: The product is made of high-quality materials with nickel-plated surface treatment, which provides excellent rust and corrosion resistance while ensuring good sealing and high pressure resistance, ensuring the durability of the tool. 2) Comprehensive size coverage: 110 different nozzle sizes are included to meet the lubrication needs of different specifications, with a wide range of applications. 3. Wide applicability: suitable for grease gun and mechanical equipment connection, commonly used in ships, machine tools, construction machinery, automobiles, casters and other fields, with high versatility. 4. Transparent plastic box packaging: easy to store and use, grease nozzle size and type at a glance, easy for users to quickly find the tools they need. 5. Detailed specifications and packaging: provide detailed product specifications, including a variety of angles and diameters of nozzles, as well as neat box packaging, the package size is about 23 * 10.5 * 3cm, to ensure the safety of the product in transportation and storage.