Item Granite Master Square, Material Granite, Application Grade Inspection, Color Pink, Edge Style Flat, Flatness 0.000050 in per 6 in, Grade A, Length 12 in, Surface Size 12 in x 12 in; 300 mm x 300 mm, Thickness 3 in, Flatness Unilateral Tolerance (In.) 0.0012, Flatness Unilateral Tolerance (mm) 150, Surface Size (In.) 12 in x 12 in, Surface Size (mm) 300 mm x 300 mm, Weight (Kilograms.) 19 kg, 12 in, Weight (Lbs.) 41