Precise Granite Black Surface Plates
- Surface plates are checked by an auto-collimator for overall accuracy assurance.
- Accuracy is ±0001".
- Granite surface plates meet or exceed Federal Specifications GGG-P-463C.
- Includes a certificate of inspection.
- Note that these are not NIST traceable.
- Harder than steel and does not nick or burr.
For more info, visit www.p65warnings.ca.gov.
