Surface Plate, Make - Microflat, Surface Plate Granite provide a very accurate reference plane for work inspection and for marking. Their high degree of flatness, Superior physical properties & workmanship make them ideal bases for mounting sophisticated mechanical, electronic and optical gauging systems & made from indian black granite having natural grains and lines. Surface plate cast iron made from grey iron casting conforming to grade FG-220 of us210, Casting duly stress relieved. Calibration for surface plate provided. Surface plate dealer in gujarat.