Main Page | See live article | Alphabetical index The Security Screws that hold together your Nintendo Entertainment System game cartridges can be particularly frustrating to do deal with if you are wanting to get a NES to Famicom adapter out of one of the earlier games. To get into the game cartridge, you will need a Security Bit that will fit in and take off the screws. Such security bits can be found online, often on eBay. This article is from Wikipedia. All text is available under the terms of the GNU Free Documentation License.