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Grandwork Keysteps offer a superior way to move grand actions from piano to workbench. The keys know where the keyframe is and Keysteps memorize that information for playback on the bench. And Gauge Keys provide 5 dimensions each for letoff, blow, half-blow, and backchecking.
Grandwork tools and protocols allow all piano technicians to succeed at grand regulating. This system will teach beginning technicians and empower experienced technicians.
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