... 316 317 347 stainless steel rod / 317 stainless steel bar Round bar, Angle bar,Flat bar,Channel bar,Square bar, Hexagonal ... :+/-4. 5mm - 0mm Surface180G, 320G, 400G Satin / Hairline(Matt Finish, Brush, Dull Finish)400G, 500G, 600G or 800G Mirror finishApplicationOrnamental tubes, Decoration construction ...