Hardinge 8ST 7 Piece Collet Set 1-3/4 to 1-7/8" + 8ST to R8 Adapter
This is a seven piece set of Hardinge 8ST Collets plus one 8ST to R8 adapter for a total of 8 pieces in the lot. The 8ST-R8 adapter alone is likely worth as much as my asking price for the whole lot.