36 pc GRADE AS-0 Gage Block Set USA N.I.S.T. CERTIFIED

Each set comes with a certificate of calibration traceable to NIST and each gage block is etched with a unique serial number. The certificate was issued by the factory at the time of manufacture.

Features:

• Super High Tolerance
• Each block is marked with a serial number matching the included NIST certificate
• Grade AS-0
• 36 Pieces
• Included:
  • 1 Block 0.050
  • 10 Blocks 0.1000 thru 0.1009 In Step of 0.0001"
  • 9 Blocks 0.101 thru 0.109 In Step of 0.001"
  • 9 Blocks 0.110 thru 0.190 In Step of 0.01"
  • 4 Blocks 0.200 thru 0.500 In Step of 0.1"
  • 2 Blocks 1.000 thru 2.000 In Step of 1.000"
  • 1 Block 4.000
  • Wood Case