This 6-piece testing file set is designed for use with most bench-type Rockwell and Rockwell superficial type hardness testers. It covers a Rockwell C scale range from 40 RC to 65 RC. This product is not NIST certified.
- File set type: Testing
- Scale type: Rockwell C
- Minimum hardness: 40 RC
- Maximum hardness: 65 RC
- For use with most bench type Rockwell and Rockwell superficial type hardness testers
- Number of pieces: 6
- Used by knifemakers to test hardness at various stages of the heat treatment process to ensure proper hardening
- Provides a quick and cost-effective way to check hardness in a shop setting, helping to avoid issues with product quality
- Helps assure that the material is at the correct hardness, taking the guesswork out of the hardening process
- Provides an inexpensive solution to determine hardness with a little practice