12.9 Grade Black Countersunk Hex Socket Cap Screws (Flat Head) DIN7991 M8/M10/M12/M20 Bolts

These high-strength, black-finished screws are designed for applications requiring a flush surface. Equipped with a hex socket for secure tightening, they boast a flat head to fit seamlessly in countersunk holes. Available in M8, M10, M12, and M20 sizes, they meet the DIN7991 standard, ensuring reliability and precision in both industrial and DIY projects. Perfect for those seeking durability and an aesthetically pleasing finish in their assemblies. Head shape: Flat round head Nominal length: 10, 12, 14, 16, 20, 25, 30, 35, 40, 45, 50, 55, 60, 65, 70, 75, 80, 85, 90, 100 Material Grade: 12.9 Standard No.: DIN7991 Manufacture country: China Instructions included: No