These Kadee insulated nylon screws, sized 2-56 x 1/2 (1.27cm), come in a pack of 12 and are suitable for all scales. Part #380-256.

These Kadee insulated nylon screws are very easy to use. You can simply screw them into the appropriate places. When using, make sure the surface you're screwing into is clean and smooth. For maintenance, keep them in a dry place to prevent rust or damage. If you're working on a project with different scales, these screws are a great choice as they're suitable for all scales. Just handle them gently to avoid any breakage.