This mod tells you the size of the bolt when you are looking at it in Tool mode while holding wrong sized wrench.
Author:wolf_vxRequirements
MSC Mod Loader 0.3.5 or above
EasyHooksAPI v1.1 or above
(IF you don't install EasyHooksAPI it WILL NOT work!)
Installation
Extract ShowBoltSize.zip into your mods directory, possibly Documents/MySummerCar/Mods, steamapps/common/My Summer Car/mods, or AppData/LocalLow/Amistech/My Summer Car/Mods, depending on how you installed MSCModLoader.