Some typical piano tuning resources: From best to bottom: a tuning lever, a felt mute, a rubber mute, a felt temperament strip (still left), as well as a Papps mute. Frequent resources for tuning pianos contain the tuning lever or "hammer", various mutes, as well as a tuning fork or https://kite-surfboards66544.imblogs.net/80670438/piano-service-options