> Between the two parallel faces, instead of a curve, there are two, > shorter angled faces, that fit those angles on the capstan as you push > in. It's still open, not a box wrench. > > --Cy-- Cy, The angled faces in the bottom of the throat don't do anything mechanically. It's the parallel faces that do the work. Those old hexagonal Steinway capstans, like the plate perimeter bolts, are all over the map in size, so your wrench will need to be "serendipity" sized to fit. Ron N
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