We cut more keys this weekend. We’re up to F#. Almost one out of the four planned octaves of keys is cut (but only half of the keys are tuned so far.
Since the metal heats up during cutting, visit this site and heated keys resonate a good half-tone lower than room-temperature keys, you’re forced to put them aside until they cool down before trying to tune them. It’s time-consuming work – each key can take up to an hour to cut and tune properly.
We also spent a lot of time figuring out the polishing/buffing routine and tools, but I’ll let alienrobot tell you about that.