Some prevalent piano tuning instruments: From top to base: a tuning lever, a felt mute, a rubber mute, a felt temperament strip (remaining), and a Papps mute. Prevalent applications for tuning pianos include things like the tuning lever or "hammer", many different mutes, and a tuning fork or Digital tuning https://andyhuhqa.vblogetin.com/36485797/not-known-facts-about-piano-service