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Updated September 2026
Rock Identifier | Stone ID
📚 Education
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Looking for something like Rock Identifier | Stone ID? We've analyzed 6+ similar apps to help you find the best alternative. Each app is compared by ratings, features, and real user reviews, so you can make the right choice.

Top Alternatives to Rock Identifier | Stone ID

Thread Chart#3

Thread Chart by Igor Pivnyk

Worth Considering
🔍 Reference
3.0(2 ratings)
Free
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This app provides machinists with quick access to screw thread tolerances for various ISO and UN threads, including exotic sizes. It supports internal and external threads and calculates tap holes, eliminating the need for tolerance tables.

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