Game Bit Set 3.8mm and 4.5mm
Steel Game Bits for use with a standard 1/4″ bit driver.
3.8mm Game Bits are used in some Famicom (FC) games, Nintendo Entertainment System (NES) games, Super Famicom (SFC) games, Super Nintendo (SNES) games, Gameboy (GB) games, Gameboy Color (GBC) games, Gameboy Advance (GBA) games, Virtual Boy (VB) games, and Nintendo 64 (N64) games.
4.5mm security bits are used on Sega Genesis (GEN) games, Sega Mega Drive (MD) games, Super Famicom (SFC) consoles, Super Nintendo (SNES) consoles, Nintendo 64 (N64) consoels, and Nintendo Gamecube (NGC) consoles.
NOTE: Although the Virtual Boy (VB) console uses a 4.5mm security bit. These bits are not long enough to accomadate the Virtual Boy console.