Vintage Plastic Bobbin Storage Case w/ 21 Metal Thread Bobbins ~ Sewing Machine

Might be for a Singer sewing machine.

4pcs Sewing Machine Bobbin Case Household Sewing Machine Metal Bobbin Case

Sewing Bobbin Thread Set Bobbin Kit - 36 Colorful Sewing Bobbin Thread Set Box Kit - Aliexpress

WILLBOND 3 Pcs Sewing Machine Bobbin Case and 15 Pieces Sewing Machine Bobbins Metal Sewing Bobbins with Shuttle Holder for Craft Sewing, Suitable for Front Loading 15 Class Machines

Sewing Machine Bobbins Box Empty Bobbin Storage Organizer 25 - Temu

Might be for a Singer sewing machine.

Vintage Plastic Bobbin Storage Case w/ 21 Metal Thread Bobbins ~ Sewing Machine

Might be for a Singer sewing machine.

Vintage Plastic Bobbin Storage Case w/ 21 Metal Thread Bobbins ~ Sewing Machine

25PCS Sewing Machine Empty Bobbins Box Set Plastic Bobbin Metal Sewing Spool With Storage Box Home Sewing Accessory Tools - AliExpress

Consult your machine’s manual to ensure the correct bobbin size. Use the bobbins beneath the needle plate in automatic sewing machines to wind the thread for your embroidery projects. Never add a thread to a partially wound bobbin, as it may be uneven and cause the thread to tangle or break.

Singer 2139 Class 66 Bobbins Metal 4-Count

Might be for a Singer sewing machine.

Vintage Plastic Bobbin Storage Case w/ 21 Metal Thread Bobbins ~ Sewing Machine

Vintage Sewing Clear Bobbin Box 21 Compartment ***10 Bobbins*** ORIGINAL BOX**

Buy 3 Pcs Metal Bobbins +1 Pcs Bobbin Case for for Brother Janome Singer Household Sewing Machine Sewing Accessories Tools at Aliexpress for . Find

3 Pcs Metal Bobbins +1 Pcs Bobbin Case for for Brother Janome Singer Household Sewing Machine Sewing Accessories Tools

50 Pieces Metal Sewing Machine Bobbins with Case for Brother Singer Janome Kenmorev

Might be for a Singer sewing machine.

Vintage Plastic Bobbin Storage Case w/ 21 Metal Thread Bobbins ~ Sewing Machine