... Factory direct price 2.20 years experience 3.Good quality 1.Detailed InformationProductG603 granite stairOther NameG602,G682 Crystal Black, Palladio Black, ... , Chiselled, Antique, Brushed, Flamed + Brushed, Machince-cut, Sandblasted, etc.Quality ControlThickness tolerance: +/-1mmPolished degree: above 90 degreeQC check pieces by ... interested in our product or need more information G603 granite stairs