Features: Specifically designed for sewing machine models 221, 222, and 301, this bobbin case ensures seamlesses integration with your equipment, enhancing your sewing performances. Crafted from high strength steel, this bobbin case offers exceptional wear resistance and stability, extending the lifespan of your sewing machine component. Suitable for home sewing enthusiasts who engage in daily sewing and DIY projects, as well as professional tailors involved in garment production and educational institutions teaching sewing skills. Perfect for a variety of fabrics and sewing projects, including clothing repairs and handcrafted creations, making it essential accessory for both household and professional settings. Each bobbin case undergoes rigorous quality checks to ensure precise dimension and shape, minimizing sewing errors and ensuring smooth operation. Enhancing your sewing efficiency with this essential sewing machine accessory. Specifications: Texture: Metal Applicable Model: For 221 222 301 Size: Approx. 1.02x0.35inch(2.6x0.9cm) Package Includes: 1x Sewing Machine Bobbin Case note: Please allow 1-2cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color from the item.