


📐 Elevate your measurement game with precision that professionals trust!
The Mitutoyo 611201-531 Steel Rectangular Gage Block is a 1.0-inch ASME Grade 0 calibrated tool made from high-carbon, high-chrome steel. Each block is individually serial numbered and traceable to NIST standards, supplied with a Certificate of Inspection. Its advanced lapping technique ensures easy wringing, making it an essential precision calibration standard for micrometers, calipers, and other measuring instruments.











| Customer Reviews | 4.6 out of 5 stars 83 Reviews |
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