CNC drilling is a machining process that utilizes a rotating cutting tool to produce round holes in a stationary workpiece. The holes are typically made to accommodate machine screws or bolts for assembly purposes. However, they can be used for aesthetic purposes depending on the design of the component. Lewei provide CNC drilling service for all kinds of components. The materials could be 316, 304 stainless steel, carbon steel, alloy steel, alloy aluminum, zinc alloy, copper and so on. Our CNC drilling service is applicable to the aerospace industry, electronics industry and automotive industry.