2 1 2 inch self drilling screws

In conclusion, the 40mm Tek screw is a reliable and efficient fastening solution for various construction and woodworking projects. Its self-drilling design, superior holding power, and compatibility with different materials make it a valuable addition to any toolkit. Whether you are fastening metal, wood, or plastic, you can count on the 40mm Tek screw to provide a strong and secure connection. Next time you embark on a project that requires fastening, consider using 40mm Tek screws for a job well done.

...

One of the most significant advantages of ceramic-coated self-drilling screws is their ability to resist galvanic corrosion. In environments where different metals are in contact, galvanic corrosion can occur, leading to deterioration and failure of the screws. The ceramic coating acts as a barrier between the screw and the surrounding metal, preventing this corrosion from occurring. This makes these screws an ideal choice for use in marine, offshore, and other environments where corrosion is a major concern.

...