As Ed pointed out, getting the core equally distant from the center pin and perpendicular is essential to a solid regulation. There is another aspect to consider, knuckle height. Press them in to a consistent height using a caul. jpg attached. -- Regards, Jon Page -------------- next part -------------- A non-text attachment was scrubbed... Name: Knuckle_caul.jpg Type: application/octet-stream Size: 24464 bytes Desc: not available Url : https://www.moypiano.com/ptg/pianotech.php/attachments/20061203/e3176458/attachment-0001.obj
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