Even just the Shimano technical documents describing a part or system will include good info on how to do things, torque specs, etc. Haven't looked in a while but some great basic stuff is available at sheldonbrown.com (Sheldon passed a while back so the info tends to be for older tech, but still quite helpful in general terms. \n\nTools can be specialized, you have what bike tools particularly? Crank\/bottom bracket tools? Cassette tools?\n\nYes those should all be in my bike tool kit.