M3-0.5 x 16mm Machine Screw and Lock Nut 10-pack
The M3-0.5 screw is the correct size for the standard Arduino holes. These screws are 16mm long and come with lock nuts. There are 10 screws and 10 lock nuts included in each package.
- M3-0.5 x 16mm Zinc-plated Steel Machine Screws with Phillips head
- M3-0.5 Zinc-plated Steel Lock Nut