Enhance the efficiency and performance of your serger machine with this premium steel Serger Machine Knife set. Crafted from high-quality metal, these replacement knives are designed to provide long-lasting durability, high strength, and excellent erosion resistance. Featuring smooth workmanship with burr-free edges, they ensure precise cutting for clean and professional sewing results. Easy to install and ideal as a replacement for worn or damaged knives, this set is perfect for maintaining your serger’s optimal functionality. Key Features: · Premium Steel Construction: Made from robust metal for enhanced strength, sturdiness, and extended service life. · Smooth and Precise Workmanship: Carefully crafted knives with smooth surfaces and no burrs, ensuring clean and efficient cutting. · Easy Installation: Designed for quick and hassle-free replacement, restoring your serger machine to peak condition. · Erosion Resistant and Durable: High resistance to wear and corrosion, providing reliable performance for prolonged use. · Compatible Sewing Machine Accessories: Essential replacement parts that boost sewing efficiency and accuracy. Specifications: · Item Type: Serger Machine Knife · Material: Metal · Upper Knife Code: 412585 · Lower Knife Code: 550449 · Upper Knife Size (L x W): 4 x 0.8 cm / 1.57 x 0.31 in · Lower Knife Size (L x W): 2.5 x 0.8 cm / 0.98 x 0.31 in Fitment: · Compatible with BABYLOCK SERGER Models: BL202, BL302, BL400 · Compatible with CONSEW Model: 14TU854 · Compatible with ELNA SERGER Models: T-3, T-33, T-34, T-34D · Compatible with SERGE-MATE SERGER Models: 300, 430, SW432, 4350D, 5030, 5949L Package Includes: · 1 x Upper Knife 412585 · 1 x Lower Knife 550449 Upgrade your serger machine’s cutting components with this high-quality knife set, designed to ensure smooth operation and professional sewing results every time.