Tek screws, a brand name associated with self-drilling screws, are designed for quick and efficient assembly without the need for pre-drilling, which significantly reduces labor costs and time on job sites. The 13mm wafer head variant is characterized by its unique flat, wide head that provides a larger bearing surface. This design not only helps in distributing the load evenly across the material but also minimizes the risk of surface damage, making it ideal for use in visible applications.

4. Outdoor Structures Items such as fences, flagpoles, and signage installations benefit from the robustness of M20 bolts, which can endure outdoor stresses.

Importance in Structural Design