2Pcs Screwdrivers 3.8mm+4.5mm Security Bit Gamebit for NES N64 Gameboy Features: brand new and high quality Durable strong hardened steel Heat treated for maximum strength Precision engineered teeth fit tightly These bits allow you to open, repair and to clean different types of video game cartridges and systems 3.8mm bit opens NES, SNES, N64, GameBoy and GameBoy Color cartridges 4.5mm bit opens NES, SNES, N64 and GameCube systems 3.8mm bit use for Video Game Cartridges 4.5mm bit use for Video Game Systems for Extra large handle for ease of use,much easier to use than bits Specifications: Color : Sliver Screwdriver Material : Steel Handle Material:Metal & ABS Length : Screwdriver about 5cm(1.97in),Handle:11cm(4.33in) Screwdriver Diameter : 3.8 mm or 4.5 mm for Head type: Plum hexagonal screwdrive Note: Size for manual measurement, there may be a 0 to 2 for cm error, belongs to the normal phenomenon. And due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package 1: Package includes: (Without retail package) 1 x 3.8mm hexagonal screwdriver 1 x 4.5mm hexagonal screwdriver 1 x Handle Package 2: Package includes: (Without retail package) 1 x 3.8mm hexagonal screwdriver 1 x 4.5mm hexagonal screwdriver