... welcome from your request.5.Finishing: annealed, pickled, polished inside and outsidegrit: 2B(Mill Finish), 2D, 180#, 320#, 400#, ... widely used in sewerage disposal, decoration,food, beverage, milk, refine sugar, medicine, etc.8.Best products+best price+best serviveName: ... welcome from your request.5.Finishing: annealed, pickled, polished inside and outsidegrit: 2B(Mill Finish), 2D, 180#, 320#, 400#, ...