This is a brand new 3.8mm security screw bit. It is used to open a wide variety of consoles, games and accessories. This bit is made out of steel and comes with a lifetime warranty. In order to determine what security screw bit you need please consult the following:

Game Cartridges

• Nintendo
  • Nintendo NES- 3.8mm bit
  • Super Nintendo- 3.8mm bit
  • Nintendo 64- 3.8mm bit
  • Nintendo 64- 3.8mm bit
  • GameBoy Original- 3.8mm bit
  • GameBoy Color- 3.8mm bit
  • GameBoy Advance- Triwing
  • Nintendo DS- Triwing
  • Nintendo 3DS- Triwing
• Sega
  • Sega Master System- 4.5mm bit
  • Sega Genesis- 4.5mm bit [Most cartridges], 3.8mm bit [Few cartridges], other
  • Sega 32X- 4.5mm bit
  • Sega GameGear- 4.5mm bit

Nintendo Game Consoles

• Nintendo Consoles Line
  • Nintendo NES Top Loader [NES-101]-  4.5mm bit
  • Super Nintendo Full Size [SNES-001]-  4.5mm bit
  • Super Nintendo Miniature [SNES-101]- 4.5mm bit
  • Nintendo 64- 4.5mm bit
  • Nintendo GameCube4.5mm bit
  • Nintendo Wii- Triwing
• Nintendo GameBoy Line
  • GameBoy Original- Triwing
  • GameBoy Play it Loud- Triwing
  • GameBoy Pocket- Triwing
  • Virtual Boy- 4.5mm bit
  • GameBoy Micro- Triwing
  • GameBoy Advance- Triwing
  • GameBoy Advance SPTriwing
• Nintendo DS Line
  • Nintendo DS- Triwing
  • Nintendo DS LiteTriwing
  • Nintendo DSi- Triwing
  • Nintendo DS XL- Triwing
  • Nintendo 3DS- Philips #000 
  • Nintendo 3DS- Philips #000

Other Game Consoles

• Sega 32X- 4.5mm bit
• Sega GameGear- 4.5mm bit
• Sega Nomad- 4.5mm bit
• TurboGrafx 16- 4.5mm bit
• TurboDuo- 4.5mm bit

Accessories

• Nintendo GameCube Controller- Triwing
• GameBoy Original Rechargeable Battery Pack- 4.5mm bit