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Mitutoyo 177-290 Setting Ring, 40mm Size, 15mm Width, 71mm Outside Diameter, +/-1.5Micrometer Accuracy: Calibration Setting Rings: Amazon.com: Industrial & Scientific
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DIC Tools Round Stainless Steel Thread Ring Gauges, for Industrial Use, Certification : ISO 9001:2015 at Rs 3,000 / pcs in Patiala
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Schematic of ring gauge measurement and symbols used in the calculation. | Download Scientific Diagram
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