M3 Button Head Socket Cap Screws – Class 12.9 Alloy Steel with Thermal Black Oxide Finish High-Strength Screws for Low-Profile Applications Upgrade your projects with our M3 Button Head Socket Cap Screws, designed from premium Class 12.9 alloy steel. These screws are finished with a Thermal Black Oxide coating, providing both extreme strength and mild corrosion resistance for indoor and light outdoor use. The low-profile button head design is perfect for areas where a sleek, rounded appearance is essential. Ideal for automotive, industrial, and general-purpose applications, these screws offer durability and reliability for even the most demanding projects. Key Features Low-Profile Button Head: Perfect for applications requiring a flush, rounded finish for a smooth appearance. Thermal Black Oxide Finish: Provides mild corrosion resistance, suitable for indoor and light outdoor use. Extreme Strength: Made from Class 12.9 alloy steel, offering exceptional tensile strength for demanding projects. Easy Installation: Designed for use with a standard M2 Hex Key for fast and efficient installation. Available here. Specifications Diameter: M3 / 3mm Thread Size: 0.50 - Coarse (Standard) Thread Drive: M2 / 2mm Hex Key Material: Class 12.9 Black Alloy Steel Coating: Thermal Black Oxide for mild corrosion resistance System of Measurement: Metric Specifications: ISO 7380 / DIN 9427 standards Matching Products Metric Nuts: Find matching M3 nuts here. Metric Washers: Find matching M3 washers here. Order Yours Today Whether you’re working on automotive repairs, industrial builds, or general-purpose projects, our M3 Button Head Socket Cap Screws offer the strength, durability, and reliability you need. Order today from Monster Bolts for fast shipping and top-tier customer service.