About This What You Get: Our grease fitting assortment includes 15 commonly used SAE and Metric zerk grease fittings for most equipment parts that require grease, grease fitting caps in two materials, and a 7-11 mm wrench set Standard SAE and Metric Sizes: These 1/4", 1/8", M6, M8, and M10 grease fittings are available in straight, 45째, and 90째 to accurately dispense lubricant into machines, even in tight spaces Durable Material: The grease zerk kit is made of galvanized steel, which is sturdy and durable and remains resistant to corrosion and oxidation even in harsh outdoor environments Sturdy Storage Case: Grease zerk kit comes with well-designed label, each size is separated by thick partitions and placed in different compartments.It makes storage and portability easy, preventing it from becoming cluttered or loss Widely Used: Grease zerk fittings suitable for lubrication and maintenance of automobiles, factory equipment and other fields, effectively reducing wear and prolonging the life of equipment