A video and diagram how to thread the Newlong Industrial NP-7a Portable single thread bag closer. For more information on the NP-7 click here. Threading Video Newlong Industrial NP-7a Portable Sewing Machine Parts database for Original Newlong Parts Click here Threading Diagram Newlong NP-7a 1, 2: Thread eyelet 3.Tension Disc 4. Thread Eyelet […]