If you are looking for a serger that can help you complete your sewing projects look no further. The Brother ST4031HD Strong and Tough Serger is great for beginner and advanced users. The automatic needle threader threads the needle with the touch of a lever. The ST4031HD delivers high-performance finishing on everything from heavy-duty fabrics to lightweight knits. The extra hard high durability metal blade is made of cemented carbide often used in industrial sergers. The blade can effectively cut a clean smooth and even edge through layers of heavy-duty fabrics such as denim and difficult knits. Lightweight fabrics also get a cleaner edge due to the extra sharp blade. This serger features a strong metal interior frame for stability and durability a metal thread antenna and a wide detachable table that keeps heavy fabrics on a level surface with the needle area to help prevent pulling on the needle and thread.