Flat head screws for wood constructions with self-tapping thread. Quick and secure assembly without the need for pre-drilling. Made of high-quality steel in Poland. Designed with a TX cap strip head to ensure a proper fit to the piece being fastened. The milling tip and cutting notches reduce screwing resistance and extend the life of the tools. The double thread facilitates screwing and the wax coating reduces screwing torque. Ideal for hardwood. High-quality and high-performance product.