super high-speed overlock sewing machine

超高速四線包縫機，747包縫機機頭

 采用單直針、雙彎針，構成包邊、包縫線跡，采用自動強注潤滑機構。配上通用電機及衣架，適用于各種梭織、針織面料的縫紉。
gingon quality

internation standard
 unique direct and double crooked form over-edging and over sttich .auto-forcing lubricatingdevice.applicable to fabric of light    and medium material

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