50x SOP8 SSOP8 TSSOP8 SMD To DIP8 Adapter 0.65/1.27mm PCB Board. Rotary Hook For Juki DDL-555 DDL-5530 DDL-5550 DDL-8300 DDL-8700 Sewing Machine. The entire board is coated by high quality transparent heat-shrinkable sleeve,making the PCB in insulation state from outside.