Rectangular Steel Gage Block, Grade 0, Size: 12.00000 – 15-000-3

Rectangular Steel Gage Block, Grade 0, Size: 12.00000"15-000-3 Grade 0 Each gage block has blended radii and is burr-proof Wringing or stacking the block will not cause damage to the measuring surfaces Certificate of calibration traceable to NIST included