| GEAR Singer 600 series Lower. Singer Sewing Machine Models:600, 600E, 620, 625, 626, 628, 629, 630, 630E, 630E3, 635, 635E3, 635E6, 635E7, 636, 636E3, 636E6, 636E7, 638, 638E6, 638E7, 639, 639J3, 639J6, 639J7, 640 Touch & Sew, 640E, 645, 646, 648, 648E, 649, 668, 669E3... - GEAR Singer 600 series Lower. |