Product Description

Granite Master Squares are made from selected black granite stone. Granite squares are ideaI for inspecting the x,y and Z axes of machine tools. Our Granite block masters are very stable and rigid, have 5 finished faces (One large face and four edges) flat, square and parallel . All six faces can be finished upon request. Each Granite  Square is supplied with computerized calibration certificate traceable to National Physical Laboratory ( NPL Govt. Of India) New Delhi.

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