Direct Drive Upper Sewing Machine With Pneumatic Presser Foot Lifting Function DS-6003 Product Description This model is the newest product developed by our company. It has the needle position function and pneumatic presser foot lifting function. When machine stops sewing, the needle will return to the feeding disc automatically and there is no need to turn the hand wheel. For the pneumatic presser foot lifting function, the knee controller is equipped with pneumatic device, the workers could touch the button by knee, the presser foot will lift easily. The sewing thickness increases from 7mm to 10mm; This machine is direct drive type, low noise and 60% energy saving; This machine is for upper and sole drawing for casual shoes, sports shoes and California style shoes, leather shoes, etc.