Trend 46/03X8MMTC Rota-Tip guide trimmer 19 mm diameter 30mm length
The blades of cutters Refs. 46/01 & 46/03 can be rotated through 180 degrees to provide one new cutting edge.
Blades for 46/010 can be rotated by changing blades over.
Refs 46/02 have blades that can be rotated in 90 degree increments resulting in three extra new edges.