... precise in point stitch, braking, sensitive, comfortable, easy in operation, fast speed, energy saving, safe, environment, quiet, multi-purpose application in one ... to clutch motor, this machine has the advantage of low speed and high torque.Brushless design motor, non spark risk, ... , box and bag, sofa, toy etc. Adjustable maximum rotating speed, supporting any turns below 3000 RPM. five star after sale ...