CNC Machining - Benchmark Engineering - Precision Engineering benchmark engineering, engineers, cnc manufacturing, cnc machining, cnc turning, cnc milling, cnc production, perth, western australia, metal fitting, custom engineering, tooling, engineering prototype, precision engineering, precision manufacturing, sand penetrometer Engineers & machinists with years of experience and dedication. Our skilful machinists are committed to produce high-quality machined parts. Request A Quote.