... 3)OEM,reasonable price 4)100% inspection & control Casting pump parts(base plate) specification:Technical process: sand castingMaterial: ... ,rolling door partsQuality control: in house.100% inspection for the machined parts,sclerometer,spectrum,X-Ray, ... Machine, Drilling Machine, Numerical Lathe, All Types Of Lathe.Surface Finishi Process: Polishing, Sandblasting, T6-heattreatment, Painting, Powder ...