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Granite squares provide one of the most reliable squareness inspection reference.Work is positioned against the square and sighted for checking squareness of components by comparison method.Granite squares are also used for checking squareness of measuring axis in co-ordinate measuring machines and geometrical alignment of machine tools.
As a leading global manufacturer of crushing equipment, milling equipment,dressing equipment,drying equipment and briquette equipment etc. we offer advanced, rational solutions for any size-reduction requirements, including quarry, aggregate, grinding production and complete plant plan. If you are interested in these product, please contact us.