Why has no one invented a multitool that removes chain quick link? Oh wait, we have. All the hex and Torx keys you're ever going to need in a portable tool, with the addition of a disc pad spreader and a tool that'll remove the stubbornest split links.
Quick link storage
Tools include: T25, T30, 2mm, 2.5mm, 3mm, 4mm, 5mm, 6mm, 8mm allens, disc brake pad spreader, flathead screwdriver and quick link chain tool compatible with 12 speed and fewer gears