... needle sewing head, 2, Double Straight needle design, 3, With auto oiling system ensuring sufficient lubrication; with cartridge oil filter, ... position motor and control box. 9, Equipped with pneumatic auto presser foot, equipped with special encoder to position needles, ... Rotate Speed5000rpmStitch Length2-5mmNeedleDO*5 22#Needle Gauge2.0, 3.0, 5.0mmAir Presure0.5-0.8mpaSewing head typeJUKIUpper ...