Silverhill Tools ABSCHN Security Bit Set: 3.8mm + 4.5mm Security Bit Screwdriver Tool (7cm Length), CRV 6150 Steel, Open NES, SNES, N64, Super Nintendo, N64, Sega Cartridges & Console Systems
3.8mm opens game cartridges for Original Nintendo (NES), Super Nintendo (SNES), Nintendo 64 (N64), Virtual Boy, Original Game Boy, Game Boy Color, and Sega Game Gear
4.5mm bit opens game cartridges for Sega Genesis, Sega Master System, & Sega 32X as well as systems: Super Nintendo, N64, Game Cube, Virtual Boy, Sega, Game Gear, TurboGrafx 16, & TurboDuo
Fits any standard .25 inch bit driver. Measures 7 cm (~2.75 inches) in overall length
