Heat Treatment Services has been providing quality service to industry since 1960. Hardening and Tempering processes are vital to the metal based Tooling, Engineering and Manufacturing industries. We have vast experience in providing quality work to general engineers, toolmakers, and foundries. As well as to manufacturers in the mining, automotive, agricultural, building, consumer and plastics' industries. Our processes are developed based on experience and engineering practices, employing a wide variety of equipment, materials, instrument controls, computerised data logging, quality systems and operator skills.