產品名稱：GB4-3大型蓬帆縫紉機
產品圖片：

特點：

    這款縫紉機升降式送料牙；交替壓腳，此結構在任意長度針距下，縫紉滑性，粘性縫料及特長制品時，都能保持上下層不移位，使制品整齊，線跡美觀；連桿挑線結構，使主軸轉速得以提高，減輕了聲響，保證了整車的質量、延長了使用壽命?？上扔眉哟髷[梭，增加容線量，減少換線次數，提高工作效率。

Features:

This sewing machine lifting feed tooth; Alternating pressure foot, this structure in any length of the needle spacing, sewing smoothness, viscidity seam material and extra-long products, can keep the upper and lower layer not shift, make the products neat, beautiful line trace; The connecting rod picks the line structure, causes the spindle speed to be able to raise, reduces the sound, guaranteed the whole vehicle quality, extended the service life. Can be used to increase the shuttle, increase the volume of line, reduce the number of line change, improve work efficiency.