Buldex 7.5x80 Wunder YHB is 7.5x80 Bullex, high quality and powerful construction material. This bulldex screw, which is 7.5 mm in diameter and 80 mm, provides high strength and reliability on steel and concrete surfaces. This screw, which is a reliable product of the Wunder, creates perfect use in construction work, especially drywall, metal and concrete mounts. Bullex screw, long-lived and durable, as well as the installation process is easy and fast. It can be widely used in both small and large construction projects and provides secure, sustainable relationships.