M12 X 40 SOCKET CSK S/C 10.9 DIN 7991 is a precision-engineered fastening solution built for industrial-grade applications. Designed with a countersunk head for a flush finish, this high-strength fastener ensures durability and load-bearing capacity. Manufactured from superior materials, it offers corrosion resistance and reliability under heavy loads. Perfect for engineering, construction, and mechanical industries, this product meets industry standards for long-term performance.