本系列产品是新推出的新款机种。采用连杆式送料，连杆式挑线杆挑线，旋梭勾线，形成301线迹。机头加长加高设计，令操作回转空间更宽敞。超长针杆行程，大互动量交替压脚，缝厚能力更显出色。机顶圆盘式交互压脚调节旋钮和机身正面压脚提升扳手，使操作调节轻松简便。本机采用油泵自动润滑、运转轻滑、噪音低、震动小，特别适用于箱包、座垫、帐篷、沙发等皮革、帆布、厚重装饰布、织带类物品的缝制。

This machine is on the new models, which adopts link feeding, thread take-up lever and rotating hook to produce Stitch Type 301. The design of longer machine head offers free working space. The super needle bar stroke and super alternating presser foot make its feature of heavy duty sewing even more outstanding and the top dial typed presser foot regulator together with presser foot lever assures easier operation. This machine used oil pump for automatic lubrication and can be found smooth in running, minimum noise, minimum vibration, especially suitable for production of baggage, suitcase, cushion, tent, sofa made of leather, canvas, and other heavy fabric.