Challenge Engineering is a 100% Australian owned and operated ISO 9001:2015 CNC machining business. Based in Sydney, we CNC machine volume runs of custom components from: aluminium, stainless steel, cast iron, brass, mild and high intensive steel, hollow bar and acetyl. Ph: (02) 9632 0010 or email enquiries@challengecnc.com.au. We also design fit-for-purpose components. Our mission is to manufacture high quality, reliable and precise parts for our customers so they can build and develop sustainable, profitable businesses. The parts we machine are used by a variety of industries, including: defence, mining, oil and gas, rail and bus transportation, and industrial equipment.