Needle Piercer: Easily pass thread through the needle hole for simple threading.
Adjustable Thread Tension: The spring adjusting piece allows for precise thread tension adjustment.
Thread Pass-through Design: Conveniently draw thread from the thread group and pass through the plastic hole.
Easy Threading: Thread the needle by passing the thread through the round iron rings.
Thread Pressing Plate: Lift the plate to guide the thread through the sewing machine.