epdm roofing screws

20mm chipboard screws typically feature a coarse thread, which allows for quick penetration into the board without causing excessive strain on the material. Their length, 20 millimeters, is ideal for most applications, providing ample depth for secure fixing without protruding through the other side. The sharp point at the tip ensures easy entry into the board, while the Phillips or Pozidriv head offers a secure grip for the driver bit, reducing the chances of slippage during installation.

...

Self-drilling screws, as the name suggests, eliminate the need for a pre-drilled hole, saving significant time and effort in construction, manufacturing, and repair projects. The flat head design of these screws is particularly advantageous as it sits flush with the surface, providing a clean and aesthetic finish. This feature makes them ideal for applications where a smooth surface is crucial, such as in furniture making, automotive repairs, or electronics assembly.

...

Moreover, the robustness of stainless steel self-drilling screws extends to their load-bearing capacity. Their strong threads provide excellent holding power, ensuring a secure and stable connection between the joined materials. They are also resistant to shearing and tensile forces, thus maintaining their integrity even under heavy loads They are also resistant to shearing and tensile forces, thus maintaining their integrity even under heavy loads They are also resistant to shearing and tensile forces, thus maintaining their integrity even under heavy loads They are also resistant to shearing and tensile forces, thus maintaining their integrity even under heavy loadsstainless steel self drilling metal screws.

...