Surface Defect Test Specimen Block
- Calibration Test Block for Evaluating Surface Defect Anomalies
- Hardened Steel Block with Base
- Four Gap Widths of 0.0005", 0.001", 0.002" and 0.003"
- Manufactured Complete to Drawing Specifications and Provided with NIST Traceable Certification of Calibration Showing Actual Width Dimension of Each Gap in Block Based on Shim Thickness
- CoC Provided for Complete Block
