Gamebit Game bit 4.5mm 3.8mm Open Cart key security tool for Nintendo NES Genesis Gameboy Sega Gamecube

These special bits are used to remove the star shaped security screws found on your Jerrold/ General Instruments/ Motorola converter. This bit works on All Jerrold GI converters: DP5, DP7, DPV7, All CFT, DCT and DPBB models.  The 4.5mm bit works on Jerrold GI converters to open the converter and examine the interior. It also works on Super Nintendo®, Sega® cartridges or Nintendo Game Boy® battery packs. Perfect for cleaning contacts, replacing batteries and installing rental security tabs. A must have for techies. We also have the 3.8mm bits.