m6 double ended stud

The self-tapping property of these screws lies in their thread design. The sharp cutting edges on the screw's thread cut into the material, creating a mating thread as it is screwed in. This mechanism ensures a secure grip, minimizing the risk of stripped threads or loose connections. Moreover, due to their plastic composition, nylon self-tapping screws can be easily removed and reinserted without damaging the surrounding material, a characteristic that metal screws often lack.

...

In conclusion, self-tapping sheet metal screws with rubber washers are a highly practical and efficient solution for numerous applications. Their unique combination of threading capability, sealing efficiency, and vibration damping makes them indispensable in industries ranging from construction to manufacturing. Whether securing metal panels, joining components, or providing a watertight seal, these screws consistently deliver reliable performance and durability.

...