A cutting apparatus (1) includes a base (5) having upwardly extending first and second ends (10, 15) between which spaced elongate sides extend (20, 25). The ends and sides (10, 15, 20, 25) being located in a plane. The plane being inclined by an acute angle to a vertical plane. A cutting device (35) is provided to cut sheet material supported on the base (5). The device (1) is mounted on and moveable relative to the sides and ends (10, 15, 21, 25). Means (30) urges the cutting device (35) to desired locations relative to the base (5) thereby enabling the device (1) to cut the sheet material at desired locations.