• The High Quality screwdriver is designed to remove the screws from a Microsoft XBOX 360 controller. 
• There is a small hole in the tip of the screwdriver, to bypass the post in a tamper resistant torx screw.
• The screwdriver handle is much easier to use and provides much more convenience and comfort. Compact design, Great quality & Portable to use.
• T8 Security Torx star is suitable for Xbox One Xbox 360 console, XBox 360 controller, PS3 slim and fat, PS4 (uses a T9, however T8 fits fine); Not suitable for PS4 controllers will need an additional Philips screwdriver.
  
• T8 screwdriver is ideal for watches, jewellery, model making, PC and laptop repairs and a wide range of other intricate precison work.
  
• The screwdrivers have hardened, tempered steel blades.
  
• They are made from professional quality Materials with harden Steel blades, which offers superior quality and extra durability.
• T6 is Standard, T8 is Security.

Screwdriver Referrence:

T8 Security Torx Only - Torx Screwdriver Repair / Open Tool for the XBOX 360 Controller and the PS3 Slim Console.

T6 & T8 Torx - Used to open Xbox 360 console, Xbox One controller (You need both these screwdrivers to open fully, not just T8) and also PS3 Fat consoles, plus various other devices.
T8 & T10 Security Torx - Xbox 360 console, XBox 360 controller, PS3 slim and fat, PS4 (uses a T9, however T8 fits fine), can't open PS4 controllers and it would need an additional Philips screwdriver.