Nuts and bolts. SAE, Metric, or both
I been wrenching on vehicles all my life. It use to be only SAE, then it became a mix of SAE and Metric. I thought they we're going to phase out SAE and go all metric at some point, but it seems like ...
Forum Discussion
Those that think that metric tools can be used on SAE fasteners are one good reason to not buy used vehicles. For example: a 14mm wrench will probably not go on a 9/16" nut and a 9/16" wrench will probably round off a 14mm nut.
