Cutex Brand 100 Metal Bobbins for Juki Ddl-8700 Single Needle Lockstitch Sewing Machines Box of 100 Metal Bobbins For Juki Industrial Sewing Machines. These high quality bobbins are white/silver with holes on one side. The Metric measurements on these bobbins are 21mm wide and 8.5mm thick. These popular bobbins will fit following Juki single needle sewing machines : JUKI : DDL-105, DDL-115, DDL-227, DDL-555, DDL-5550, DDL-8300, DDL-8500, DDL-8700, DDL-8900, DLD-432, DLM-522, DLM -5200, DLM-5400, DLN-412, DLN-415, DLN-5410, DLU-450 and more.