DESCRIZIONE
A cutter (10) for cutting debris (58) from a propeller (18) including a spool means (24) fixed to a propeller shaft (16) so as to rotate with the propeller shaft (16) and a blade (22) oriented to cut the debris (58) from the spool means (24). In use, debris (58) snagged by the propeller (18) is wound onto the spool means (24), whereupon it is cut away by the blade (22).