For a proper tour (I am doing 2-3,000 km on a trip) you need more than what is hidden under the side cover. I typically carry a wrench, a torque wrench (10-50 Nm), Torx-Bits (10-50), Hex (5-19) and Inbus-bits all of 1/4 plug size (thus small wrenches) - these are packed into small zip-lock bags...