... shear line, line drawing, backstitch, soft start, hitting the presser foot, tacking, fixed length stitch, four joint function; has the advantages ... be recovered within a year, consolidated return on investment for 6 monthsHigh cost Electrical Specifications Rated voltage:AC220VVoltage range:AC130V-265VRated ... -6000rpm Factory instance: Automatic Servo Motor of 4 needle and 6 thread feed-off machine