Light weight but rigid aluminium beams are available for building a rock drilling feed beam. The feed beams are suitable for, for example Doofor DF400, DF522, DF528 and DF538 hydraulic rock drills. Material is Extruded Aluminium Alloy AW6082-T6, hardness T6.

Stock lengths are 3.8m, 4.5m and 4.8m. Other lengths possibly available at request when placing a bulk order. Doofor Oy supplies the profile as such without mechanics.