Feature●Dimensions: Outside diameter 21.2mm, Inside height 7.3mm, Height 9.2mm Weight 4.5g/pcs●Resins such as household plastic cannot withstand high speed rotational friction, so all industrial bobbins are metal types.●The professional sewing machine bobbin has a 2mm groove on the surface of the bobbin to get the pin needed when you wrap the sewing line in the center of the bobbin.●It can be stored compactly and dust free with a storage case to keep it clean.●Convenient to store and can be opened and closed easily. Helps store bobbinDescription
Package Includes:
Occupational Sewing Machine with 25 Bobbin Storage Case