Here you can purchase a different arbor for the Hardness Tester, thereby converting it between an Oboe or Bassoon or Clarinet or Bagpipe Hardness Tester, without purchasing an entire different unit.
A and B are for Clarinet and Saxophone. With type A you will measure at the vamp, whereas type B is for measuring at the flat inside of the reed.
This product is not to be used by children and persons with limited physical, sensory or mental abilities.
There is a risk of injury if used improperly.
This product is intended to be used indoors.