HD Engineering is a Hong Kong based design, engineering and manufacturing company of drilling rigs and equipment for the construction, mining, water well and exploration industries. As part of the Casagrande Group, HD represents the synthesis of Western high technology with the intellect and industrial acumen of the East. The HD brand offers specialised options in the manufacturing and supply of foundation equipment for hard rock excavation, down the hole (DTH) hammers, direct and reverse circulation and micro-drilling rigs for DTH.

The Philosophy of HD Engineering is to design, innovate and manufacture products that embody the latest technology, are high quality, have maximum reliability and long operational life - at the same time being practical and cost effective. HD machines are designed for the people in the field, with products built to serve them better and constantly evolving to adopt methods, processes and materials that are beneficial to the environment and people.

HD is there to provide solutions to drilling needs. From our modest beginning in 1976, today we are a vibrant company that is internationally recognised, as manufacturer and supplier of quality equipment.