this is a beautiful ,complete,rare set of collets for a 9"south bend lathe.they are complete in a nice wooden box, with littel markings on it. it is in great condition with 29 collets for round stock starting at 1/16 in 1/64 increments to1/2, then there are 3 more for square stock 1/8, 3/16, 5/16 markings are hardinge 3c. on the round ones r s b 3 the only model # i could find on the trawbar is HWC-103 N