精品久久久久无码|中文字幕丝袜精品久久|精品国产日韩在线人成|国产综合一区二区三区99|在线看片无码一区二区三区|中国老熟女重囗味HDXX|日本一线产区和韩国二线产区|2021国内精品久久久久久久

Heavy duty two needle double locked stitchsewing machine with top and bottom feed. Universally applicable for all seamson container bags, inserting top covers and attaching filling and dischargingtubes on container bags. Easy crossing of side seams and belts. Upper feeddrive in housing, therefore maximum capacity under the arm.Electro-pneumatically operated presser foot and upper feed dog lifter.Pneumatic presser foot spring. Guides for filler cord from the top and / orbelow for sealing the needle punctures. With built-in elctro-pneumaticallyoperated hot thread chain cutter left of the needle from below for separatingthe thread chain.