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1、輸送滑布平衡器：這種先進的平衡器可以大大減少操作中遇到的困擾， 可更容易地輸送滑布。
2、全自動雙針帶暗縫裝置：這種裝置可縫制出美觀、結實的鈕眼（其它特點同“T”一樣）。
3、安全縫裝置：可防止在針線斷時刀片掉下。
A、當在縫制時，針線有可能會斷、壞，這種裝置可以防止在針線斷、壞時刀片掉下，同時也可防止破壞工作的進程。
B、當你在縫制后不想刀斷布，可保持壓力片平衡停止裝置開著，刀片不會掉下來。
4、全自動噴油：經獨特改良提升，上蓋有油窗，可以看見油量；梭床采用同步帶，聲音較小，底部有變速機構。
5、其它特點：
A、壓腳的升距可調至12mm，以便能輕松的縫制厚料。
B、通過調整送布靴，可以任意調縫數（54-345之間）。
C、通過使用可調整的針座，可用改變鎖眼的大小。

 1、delivery slide-cloth balancer: The sophisticate4d balancer acts to minimze the operation troubles and facilitate side-cloth delivery.
2、fully automatic double-needle device with blind-stitch sewing function: the device produces nice and durable buttonhole stitching result.(other features are identical with “T”).
3、safety stitch device:it avoids fall-off of cutter in the case needle/thread is broken.
A.It is possible that the needle or thread becomes broken during stitching. The device avoids fall-off of cutter in the case needle/thread is broken. And also prevents damage to working procedure.
B. If you don’t want to cut off the cloth after stitching, you can keep the cutter from falling off by continuous functioning of balance stopping device of the pressure piece.
4、fully automatic oil injection: the feature is so upgraded that the top cover is furnished with an oil window for watching the oil level. The low-noise shuttle carries’s locking band has a variable-speed gear in its botton.
5、other features:
A. The rising distance of needle foot can be spaced up to 12mm so as to sew thick materials in a comfortable way.
B. By adjusting the cloth feed boot, the seaming number can be set at discretion (between 54 and 345)
C. The adjustable needle bed is intended for changing the size of the buttonhole.
D. Special design: the machine is supplied in flat and simple models and is particular to buttonholes of sleeves and pockets.