I use them to get these front ride height Shimz cut
Suitable for all 12th & 10th scale pan car chassis’s that run the Team Associated Dynamic Link front end suspension.
Kit comprises 3 pairs of shims each drilled with small hole for easy ID.
The single hole being the thinnest shim etc.
0.5mm
1.0mm
1.5mm
don't know what that is in imperial though

To convert to imperial you divide your metric measurement by 25.4 or you can take your metric measurement and multiply it by .03937. Both work the same.