... 0.002mm 6.Angle clearance:R0.03mm Item Stainless steel board racks Material Steel ,Stainless steel, Iron ,Aluminum, Brass ... ,galvanized, electroplating, spraying, and painting and so on.Main process Machining,turning,milling,drilling,grinding,boring,stamping,threading, ... rolling machine , Drilling machine, Stamping machine and etc.Quantity control We have a stringent quality check at every level i ...