Features : Screwdriver set designed for opening, repairing and internal cleaning of vintage games for Nintendo and consoles as well as battery replacement. Extra large handle for ease of use, much easier to use than bits. 3.8 mm screwdriver bit opens game cartridges for Nintendo (NES) for Nintendo (SNES) for Nintendo 64 (N64) Original Game Boy and Sega Game Gear. 4.5 m screwdriver bit for Sega Genesis, Sega Master System, Sega 32X. 2 Screwdrivers made in high quality CR-V steel, Durable and sturdy construction ensure long life. Compatibility: For Nintendo (NES) game cartridges For Super Nintendo (SNES) game cartridges For Nintendo 64 (N64) game cartridges For Virtual Boy game cartridges For Original Game Boy game cartridges For Game Boy Color game cartridges For Sega Game Gear game cartridges Package includeds : 2 x 3.8 mm Screwdriver Bit 2 x 4.5 mm Screwdriver Bit Details pictures :