Key Dip
How far the front of a key travels from rest to its front rail punchings. Grands cluster around 10mm; Steinway specs 9.9 to 10.6mm. Uprights run about 3/8 inch.
How far the front of a key travels from rest to its front rail punchings. Grands cluster around 10mm; Steinway specs 9.9 to 10.6mm. Uprights run about 3/8 inch.