Product name:small hole cover for sewing machine
Product size: see detail picture
Provides a secure and cushioned grip to protect the reel from damage and wear, thus extending the life of the reel and the machine.
Improves efficiency: Helps keep the slide valve properly aligned, reducing downtime due to misalignment and ensuring smoother operation.
Designed for smaller bobbins to ensure a safe and stable installation. Designed to secure bobbins to sewing machine bobbin pins while sewing. Smooth edges prevent thread snagging.