BENCH TOOL with DUAL COMBINED FUNCTION that allows, on one side, the adjustment of the grand piano action in its various measurements, while turned on the opposite side, it serves as a template, support, and alignment tool for gluing the grand piano hammers. It's simple, functional, and adjustable in its height and depth.
Quantity unit: piece
UM: piece
GRAND ACTION REGULATING FRAME, wood, to stimulate the piano string line of the GP. Regulation of the let-off and use as an aid in installing grand hammers can both be performed with this device.
