Fully Threaded Hexagon Head Bolts / Screws, made from robust steel material. These class 12.9 bolts feature a hexagon head design for efficient driving. The metric thread and right thread direction ensure secure fastening in various applications. With a plain surface treatment, these bolts meet industry standards including ASME B18.2.3.1M, DIN 933, ISO 4017, NEN 1568, and NF E25-114.