... Casting Process with Precision Molds and Tooling,ball blast on surface.OEM is acceptted. Material: aluminum alloy Die, sand ... turning and cutting, milling, grinding, drilling and reaming,threading. Surface finish process: polishing shot blasting, chromate plating, power coated ... and other industrial uses Processes: CAD service, metal processing, surface plating, QC testing and packing Weight: 0.010 to ...