Inner Radius Gauges for 1-20mm - 2 color Free 3D print model

Ever wonder how corner-y something is? Want to assess an anonymous arc?

These are a minimalist set of inner radius measuring gauges, from 1 to 20mm.

• Nesting design keeps gauges together to save space and store easily
• Small and portable while large enough to be a useful reference
• Flush-set numbering avoids damage and wear
• 2 colors for easy readibility with unique highlight line that shows arc of radius
• Designed for multi-color printers