Baby Lock 4-thread serger Ihojin BL57 BL Series (Made in Japan) The instruction manual can also be viewed on the Baby Lock website. Each part has been oiled, inspected, and maintained. Test sewing has been done and it is in good condition. A foot controller is also included. All accessories are shown in the images. The thread in the images will be sent. Thread is not included. [Air Threading System (Automatic Air Threading)] By simply pressing the lever, the thread can be threaded instantly using air pressure. An innovative system that makes threading the loopers, which used to be troublesome, easy! [Easy Threading (Automatic Needle Threading)] Threading the needle is also easy! [Differential Feed Function] Makes the finish of knit fabrics and bias fabrics that tend to stretch beautiful. Also effective for gathering. [Safety Stop Mechanism] When the front cover is open or the presser foot is not lowered, it automatically stops operation. [High-Performance Serger] This baby lock serger uses 4 threads and can handle a variety of sewing needs. The automatic thread adjustment function makes it easy for beginners to achieve beautiful finishes. [User-Friendly Design] Intuitive dial-type thread adjustment function is installed, making settings easy. The compact design allows you to effectively utilize your workspace. [Multi-Functionality] This sewing machine can handle a variety of fabrics and can be used widely from home use to professional use. - Brand: baby lock - Type: Serger - Function: Automatic thread adjustment function - Number of threads: 4 - Dial: Thread adjustment dial Thank you for viewing.