Abstract: The specification discloses carpet making machinery (10) with at least one needle head (26) and an associated loop forming head (27) disposed on either side of a pile forming station (28) through which a backing material web (29) is adapted to move in incremental steps, the needle head (26) and the loop forming head (27) being arranged to move relative to the backing material web (29) at the pile forming station (28) selectably either in a transverse direction, a longitudinal direction, or both a transverse and a longitudinal direction of the backing material web (29) with the stitching of pile forming loops (96) occurring in one direction across the backing material web (29), the needle head (26) further including a plurality of needle units (47) carried by a rotatable carriage (66) rotatable about an axis (45), said carriage (66) being arranged upon rotation to move each said needle unit (47) selectably to an operative position.