I keep two (a 5" Knipex and an 8" Irwin) in my ~~tool~~ bags. (The small one in my everyday backpack and the bigger one in my toolbag.) They're much smaller and

I keep two (a 5" Knipex and an 8" Irwin) in my ~~tool~~ bags. (The small one in my everyday backpack and the bigger one in my toolbag.) They're much smaller and lighter than a set of wrenches. They're also useful as parallel clamps/pinchers/vices. I've used them to (un)seat many press-fit parts like bike chain pins, small bearings, and shaft keys.