The octave vent remover makes it possible to remove the octave vent key when it needs cleaning out. The non-adjustable model fits most oboes. The adjustable models can adjust to fit any oboe.
Non-adjustable Octave Vent Remover - $35.90
Adjustable Octave Vent Remover with Plastic Handle - $75.00
Adjustable Octave Vent Remover with Wood Handle - $85.00