ITEM NAME:1pc Plastic 25 Single Bobbin Sewing Machine Spools w/ Thread Storage Case A#S Product Description Description: Specification: Material: plastic each sewing machine bobbin spool size: outer diameter 20mm/0.78inch, hole diameter: 6mm/0.23inch, outer thickness: 11.6mm/0.45inch, inner thickness: 9mm/0.35inch Weight: 93g Usage: are compatible with most standard household sewing machines, such as for Brother, for Feiyue, etc. Plastic Bobbin Sewing Machine Spools applicable range: household multi-function sewing machine etc. Iron Bobbin Sewing Machine Spools applicable range: vintage and mini sewing machine. etc. Note: This product is suitable for household sewing machines (industrial machines are not available) Note: Due to the different display and different light, the color of actual item may be slightly different from the picture. Please allow 1-3cm differs due to manual measurement. Included: 1 X Sewing Machine Bobbins.Plastic Bobbin Sewing Machine Spools applicable range: household multi-function sewing machine etc. Usage: are compatible with most standard household sewing machines, such as for Brother, for Feiyue, etc.