1.This rotary hook,industrial sewing machine part's number is DA2-B 2.For:DURKOPP/ADLER 203,204,205;SINGER 103K,95-10/96 ... -10 Descriptions: 1.This rotary hook,industrial sewing machine part's ... item number is DA2-B;2.For:DURKOPP/ADLER 203,204,205 SINGER ...