That is a precision-tooled magnetic bit created for usage aided by the TAMIYA Ratcheting Screwdriver PRO in Item 74152. It's to be used on 2mm hex mind screws.
• (+) Screwdriver Bit L (brief) x1
• Bit size: 2x100mm
• Precision crafted Chromium-vanadium metal.
• appropriate for Item 74152, and electric screwdrivers that can use 6.35mm hex shank bits.
