Detailed Product Description The machine with panasonic servo motor, dahao328 computer, beam 300*300, with back support, Chinese good quality rotary hook and bobbin,7belt linear driver, square head, heavy table support, wood thickness 30mm Technical standard. 1. Accuracy reached: Minimum needle distance 0.1mm 2. Needle size range: 0.1mm-12.7mm. 3. Brake adjustment: Adjustment can be made ...