>>1529915grease
car wax/paint sealer
wax shampoo or waterless wash
helicopter tape/paint protection film (you can use clear duct tape which is cheaper but very difficult to get a clean result because it doesn't get rid of bubbles and it doesn't self-heal like a good PPF does)
wera hex-plus l-keys
torque wrench
never use an adjustable wrench
good stand like pic related
top tier tires, and good brakes or at least good brake pads to minimize the risk of crashing the bike
there is some product you can put on aluminium parts to protect them from corrosion but i forget what it's called, it was developed for nasa or something, hard to find outside of burgerland