Self-drilling screws, often referred to as Tek screws, are designed to drill their own pilot holes when being driven into a substrate. This eliminates the need for pre-drilling, which saves time and labor costs. The 7% 2016 model, with its unique design and specifications, has particularly gained traction in various construction applications, from residential projects to industrial facilities.

The designation M20 refers to a metric bolt that has a nominal diameter of 20 millimeters. The M indicates that the bolt has a metric thread. M20 bolts are commonly made from high-strength steel, which allows them to withstand substantial loads and provide reliable anchoring capabilities.

Structural fasteners play a vital role in construction and manufacturing, providing the necessary strength and reliability to hold various components together. These fasteners can be categorized into several types based on their design, application, and mechanical properties. Understanding the different types of structural fasteners is crucial for engineers, architects, and builders, as selecting the appropriate fastener can significantly impact the structural integrity and safety of a project.