This tool is used to choose different hotkeys to use the items in your inventory. It's so useful if you play in a laptop because you can't play with inventory hotkeys. In a normal PC you can use hotkeys with numbers PAD.
You can download this tool for differents versions like
wc3 1.30+ patch.
wc3 1.29 patch.
wc3 1.24-1.28 patch.
