Precision stone anchor (Equivalent to JIS Class 0)

【Product Specifications】
・Equivalent to JIS 0 grade
・Material-Granite
・Precision surface plate that uses granite with resultant high hardness, excellent wear resistance, and no rusting.
・For flatness, parallelism, and perpendicularity measurement, assembling, scribing, and centering of workpiece
・Dim. (mm)…200 x 200 x 50
・Flatness…3μm
・Weight…5.5kg