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Granite square ruler

The granite square ruler is mainly used to check the flatness of the parts. Granite gage is a basic tool used in industrial inspection, and is suitable for inspection of instrumentation, precision tools, mechanical parts and high-precision measurement.

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Marble measuring tools series

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Product description

The granite square ruler is mainly used to check the flatness of the parts. Granite gage is a basic tool used in industrial inspection, and is suitable for inspection of instrumentation, precision tools, mechanical parts and high-precision measurement.

The main mineral components of granite are pyroxene, plagioclase, a small amount of olivine, biotite and trace magnetite, black color, precise structure, after tens of millions of years of aging, uniform texture, good stability, high strength, hardness High, able to maintain high precision under heavy load. Suitable for measurement in industrial production and laboratories.

Granite square rule standard: manufactured by JB/T10027-99. Used for verticality, parallelism detection and as a 90° measurement reference.

Granite square ruler accuracy: Granite square ruler is divided into 0 grade, 00 grade, 000 grade, three grades.

Granite square ruler packaging: generally packed in wooden cases.

Granite square ruler color: black.