Tigoni Gouged (Rigotti, 15 pieces; Med. Hard) 15 pieces gouged bassoon cane measured for and labeled with hardness and a serial number Carefully selected by hand for symmetry. Gouge thickness 1.33mm, concentric Rigotti cane from France. Purchase packs either sorted for specific hardness or mixed Mixed packs contain a normal distribution of hardnesses Med. Soft is the softest third of cane, the middle half of pieces are Med. Hard, and Hard is the hardest third