... .2mmb) Thickness: ±0.02mmc) Length: ±5mm6) PolishingSatin, 400 Grit, 500Grit, 600 Grit, Hairline, 2B.7) PackingEvery tube is sleeved in plastic ... to be bundle without any logo.8) ApplicationHandrail, Railing, Staircase, Door, Window, Balcony, Fence, Bench, Furniture, etc. Professional Manufacturer of Stairs ...