$297.75 (as of 30/06/2023 09:47 PDT details )
Features:
- Surface plates are checked by an auto collimator for overall accuracy assurance.
- This granite surface plates meet or exceed Federal Specifications GGG P 463C.
- Accuracy is .000075 Grade A Grade 0 .
- Includes a certificate of inspection.
- Note that these are not NIST traceable.