Graph Datum

Graph Datum is a leading manufacturer and supplier of precision-engineered granite measuring instruments, proudly based in India. We specialize in the production of Granite Surface Plates and Granite Height Comparators, which are essential tools in quality control and inspection processes across various industries. With a strong commitment to accuracy, reliability, and craftsmanship, our products are meticulously designed to meet international standards and ensure exceptional flatness and stability for precision measurements. Since our inception, we have built a reputation for excellence by combining advanced manufacturing techniques with stringent quality control practices. Our Granite Surface Plates are made from high-grade granite,