36Pcs Metal Bobbins with Bobbin Case, Sewing Machine Bobbins for Craft Sewing, BetyBedy Metal Bobbins Set for Bro-Ther/Baby-Lock/Jano-me/El-na/Sin-ger, Sewing Machine Accessories - MBC-002

• 1. REUSABLE METAL BOBBINS: 36PCS metal bobbins are polished so that the smooth surface and edges will not catch the threads. You can twine these metal spools with different colors threads and this bobbin can be used as a new bobbin after the threads were finished. 2. STANDARD SIZE: Each metal bobbin’s outer diameter is 0.8 inches, inner diameter is 0.28 inches, outer width is 0.39 inches, inner width is 0.35 inches. Please check the dimensions before you order. 3. FIT MOST SEWING MACHINES: Metal bobbin size: Size A, Class 15, can be applied for a variety of sewing machines like Bro-ther, Baby-lock, Jano-me, Ken-more, Sin-ger etc. Perfect for anyone just starting out with an embroidery machine or a sewing machine. 4. KEEP THE BOBBINS ORGANIZED: Comes with a clear transparent bobbin case with each bobbin in a separate spot that is very organized. Made of high quality metal, which are sturdy and durable for your normal daily using. 5. GREAT TOOLS FOR DIY LOVER: It is an essential accessories for your sewing machine for handmade and patch the clothes. It's the best choice for you preparing gifts for your wife, mom, sister or friends!