handy thread gauge card to help you sort your bolts and screws mess...

the file uploaded is designed for DIN934 metric nuts sizes M10, M8 ,M6, M5, M4, M3, M2.5. The Hex cavities are designed with about 2% press-fit in relation to the nut measured dimensions

print at best quality. heat each nut (I used a few seconds with a heat gun) and press into the cavity (use protective gloves).

start sorting your bolts and screws....