Zelcan 230Pc Sae Metric Grease Fittings Kit, Hydraulic Grease Zerk Assortment: ALL-IN-ONE SET: 230-piece grease fitting set includes twelve types of the most commonly used SAE and metric grease fittings to feed lubricant to your bearings and other mechanical devices without need for disassembly; their varying sizes and head angles suit diverse needs STRAIGHT ANGLED FITTINGS: Perfect for automotive and industrial use, these 1/4", 1/8", M6, and M10 grease fittings come with straight, 45, and 90 heads to get your lube injected just where you need it however tight the space BUILT TO LAST: This whole set of zerk fittings are constructed from durable 45# structural steel that has been galvanized for stronger and more corrosion-free performance even under punishing use EASY TO ORGANIZE: Your grease fitting set comes with two storage cases to keep your parts clean and organized no matter the job site; the provided identification charts help you instantly find the parts you're looking for SATISFACTION GUARANTEED: These grease fittings with its usual strong warranty and friendly 24/7 customer service, ensuring that you'll enjoy their use for years to come