Feed off the arm sewing machine(big cylinder or small cylinder)

UN937/UN928L          3 needle, light material

UN928                      3 needle, middle heavy material

UN928-PL                  3 needle, with PL puller

UN928-PS                 3 needle, with PS puller

UN928-2PL                3 needle, with 2PL puller

UN928-PF/CV             Pneumatic Puller; auto trimming; auto foot-lifter; auto air suction

UN928-PL/CV             Pneumatic Puller; auto trimming; auto foot-lifter; auto air suction

UN927DD-PLA            Direct-drive; Pneumatic Puller; auto trimming; auto foot-lifter; auto air suction

UN928DD-PLA            Direct-drive; Pneumatic Puller; auto trimming; auto foot-lifter; auto air suction