Features:
Universal sewing machine spools to fit most machines
Fit for most types of home sewing machines
Diameter: Approx. 20mm/ 0.79"
Hole Diameter: Approx. 6mm/ 0.24"
Height: Approx. 10mm/ 0.39"
Material: Metal
Note: Bobbin ONLY， thread is not included.

Package Included:
30 x Sewing Machine Bobbins