Detailed Product Description Black China Stone elbowboard edging magnitude on 100 sen to American .yieldly in Shandong ChinaThis product at 100 degrees above spectrophotometryRegular plank as can be processed:305mm*305mm*10mm 457mm*457mm*12mm 600mm*600mmAnd the other specifications and engineeringAlso have various process such as:Honed,Fire, polish, litchi, spray sand