head hex bolt

Another advantage of tek screws is their ease of use. Unlike traditional screws that require a pilot hole to be drilled before installation, tek screws can be driven directly into the material using a power drill or screwdriver. This saves time and effort, making tek screws a popular choice for professionals and DIY enthusiasts alike
5
5 16 tek screws. Additionally, tek screws are available in a wide range of sizes and lengths to suit different applications, from small household repairs to large-scale construction projects.

...

Self-tapping screws, developed in the mid-20th century, eliminated the need for pre-drilling holes. These screws have a sharp point that cuts its own thread as it is screwed into the material These screws have a sharp point that cuts its own thread as it is screwed into the material These screws have a sharp point that cuts its own thread as it is screwed into the material These screws have a sharp point that cuts its own thread as it is screwed into the materialtek screw types. Self-tapping screws are commonly used in drywall, furniture assembly, and other applications where pre-drilling is not practical.

...