This SAE nut and bolt gauge is to accompany the metric gauge which I have previously posted. This version has some improvements from the metric version. All the
...Show more bolts except for sizes 6, 8, 10, and 12 are pressed into place instead of threaded in. This holds the bolts in place much better. I purchased all the hardware for about $7.00. These gauges can cost as much as $75.
