Flagged up as a light but powerful low ground pressure tractor, the Roc 350 was initially heralded as a revolution in tractor design. Today, though, little is known of a machine that disappeared off the radar some 14 years ago.

These days, Italian firm Roc is known for its mergers. It is less well known that it used to build mowers and, soon after the turn of the century, had a stab at making a tractor to power them