Superior Grade Alloy Steel: Our collection of allen set screws is engineered from high-grade alloy steel, ensuring exceptional durability and resistance against rust, oxidation, and corrosion. These screws offer remarkable tensile strength, guaranteeing reliable performance for prolonged periods. Precision Operation: Designed with an accurate hex socket for balanced torque distribution, our allen screws resist stripping and cam-out. They feature a precise thread design, smooth finish with no burrs, ensuring a secure fit and consistent grip, providing you with a hassle-free installation experience. Organized and Accessible: Keep your workspace orderly with our concise, transparent storage kit. Each set screw is meticulously organized, offering not just premium quality screws but also a top-tier organization solution for your allen screws, simplifying maintenance and improving efficiency. Versatile Utility: Crafted for a range of applications - from securing door handles to precision work on firearms - these set screws are the quintessential hardware for electricians, plumbers, builders, and hobbyists. Whether in the workshop, garage, or at home, they offer adaptability for various repair jobs. Comprehensive Set: Our allen screw assortment is thoughtfully packaged to include a versatile range of sizes: M3*3 mm, M3*4 mm, M3*5 mm, M3*6 mm, M4*4 mm, M4*5 mm, M4*6 mm, M5*5 mm, M5*8 mm, M6*6 mm, M6*10 mm, M8*8 mm - culminating in a total of 585 pcs. Additionally, a set of 5 allen wrenches in sizes M1.5; M2; M2.5; M3; M4 is provided to ensure that you have the necessary tools at hand. 585Pcs Metric Set Screws (Alloy Steel), M3/M4/M5/M6/M8 Allen Head Screws, Internal Hex Drive Cup-Point Screws Assortment Kit for Door Handles, Light Fixture Screws