Item Granite Master Square Material Granite Application Grade Laboratory Color Pink Edge Style Flat Flatness 0.000025 in per 6 in Grade AA Length 14 in Surface Size 14 in x 14 in 350 mm x 350 mm Thickness 3 in Flatness Unilateral Tolerance (In.) 0.0006 Flatness Unilateral Tolerance (mm) 150 Surface Size (In.) 14 in x 14 in Surface Size (mm) 350 mm x 350 mm Weight (Kilograms.) 25 kg 14 in Weight (Lbs.) 56 lb