... can run 3mm,5mm,7mm,8mm,9mm sequins. 2The engine motor can be 0.5A or 1A 3The device is installed ... of the device 2.Adjusting the bolt to move the motor board so that the sequin and needle hole alignment is convenient ... sequin: ¢ 3mm, 4mm, ¢ 5mm, ¢ 6.75mm, ¢ 9mm, 5. Specifications of stepping motor: 0.5A or 1A 6.The use of air pressure ...