Provided with a 2 sections mast to work with a 28 m locking kelly bar, with the possibility to remove the upper mast section to reduce the total height and work in low headroom position under 6 m with a special "short" kelly bar for 15 m depth. With a max width of 2320 mm, the CF3 can move in narrow places and restricted areas without problems. It available also mounted on "0 swing" excavator base.