Surface Plate 6 in Thick AA Grade

Item Surface Plate Long Form Calibration Certificate No Material Granite Application Grade Laboratory Color Red Edge Style Flat Flatness 0.000200 in/0.0050 mm Grade AA Length 48 in Surface Size 36 in x 48 in 900 mm x 1200 mm Thickness 6 in Standards ASME B89.3.7 2013 U.S. Federal Specification GGG-P-463c Surface Size (In.) 36 in x 48 in Surface Size (mm) 900 mm x 1200 mm 36 in