This listing features a brand new upper knife blade designed for various serger machines. It is compatible with multiple models, including those from Elna, Janome, NewHome, and Kenmore. The blade fits sergers such as the 204D, 3434D, 7034D, 7933, 8002D, 9002D, and 9102D, as well as Elna 664 and Kenmore 385 series models. The part number is 788127007, and it is made in Taiwan. This upper blade is essential for maintaining optimal cutting performance and ensuring smooth operation of your serger. It is a high-quality replacement part that helps achieve precise overlock stitches and clean finishes. Whether you're replacing a worn blade or upgrading your machine, this upper knife provides reliable performance for compatible serger models. Proper installation will help extend the life of your machine and improve sewing results.