Changing strings
This gives a new live and crispy sound enriched with harmonics.


Bridge repair
Removing old grooves, re-notching and changing bridge pins.


Hammer repair
By heating hammer shanks with flame it is possible to align hammers in the same angle against string to ensure precision of regulation. All changes in regulation can be felt by touch. Usually bass strings get re-designed for better acoustic performance


They play important role in piano performance. If dampers lift too early that makes touch too heavy, if to late, it may even not allow strings to vibrate.


Grand Pianos
Grand Piano roller action dominated for last century with it's high performance. When properly repaired and regulated it gives player unlimited control over piano.