5-50pcs DIN912 M1.6 M2 M2.5 M3 M4 M5 M6 M8 304 A2 Stainless Steel grade 12.9 Black Hexagon Hex Socket Head Cap Allen Bolt Screw

This premium set includes 50 high-quality black hex socket head cap screws in various sizes (M1.6, M2, M2.5, M3, M4, M5, M6, M8), crafted from corrosion-resistant 304 stainless steel with a grade 12.9 strength rating. Designed to meet DIN912 standards, these Allen bolts offer exceptional durability and reliability for both indoor and outdoor applications. Ideal for machinery assembly, automotive repairs, DIY projects, and structural fastening, these screws feature a sleek hexagon head and internal hex drive for precise, secure tightening. Their black oxide finish enhances resistance to rust and wear while providing a professional appearance. Whether you're a professional mechanic or a home handyman, this versatile assortment ensures you have the right bolt size for any job.