40mm chipboard screws

In addition to their durability, stainless steel self-threading screws are also known for their strength and reliability. The unique thread design of these screws allows them to create a strong and secure hold in the material they are being driven into, ensuring that they will not come loose or fail over time
stainless
stainless steel self threading screws. This makes them a popular choice for applications where safety and stability are paramount, such as in the construction of buildings, bridges, and other structures.

...

One of the most common uses of double-ended threads can be found in automotive and aerospace industries, where precision and efficiency are paramount. In these sectors, double-ended screws are employed in engine assemblies, chassis connections, and aircraft structures, enabling quick and secure connections while minimizing weight. The symmetrical threading also ensures equal distribution of torque, which enhances structural integrity and reduces the risk of component failure.

...