All products have excellent thread threading and air functionality. This is a popular sewing machine that receives many inquiries! Get it before the "likes" come in! (╹◡╹) I'm listing many sewing machines, so feel free to follow me! Highly popular Baby Lock sewing machine! Test sewing is smooth, and the stitches are even, resulting in a beautiful finish. It can beautifully serge knit fabrics, jersey knit, knits, fabrics that stretch sideways, twill, and plain weave. You can easily create smooth finishes for children's clothing! The best feature is that with a push of the air lever, the troublesome threading is done instantly with the power of air, making it incredibly easy. Once you use the air feature, you won't have to squint with tweezers anymore (╹◡╹) You won't be able to go back to other serger machines! This is the best for beginners to professionals! We offer thorough maintenance and sell at a low price, so transactions are quickly decided. Of course, it's first-come, first-served. ■ Sewing Machine Functions Uses 3 threads Upper and lower looper air threading Needle used: HA×1SP Overlock width: 3mm to 7.5mm Feed amount: 1.0mm to 4.0mm Snap-on presser foot replacement Upper knife release possible Rolled hem switching dial Rolled hem Manufacturer: Itotori Monogatari BL22EXS★ Switch: Foot control Light: LED equipped ☆ー★ Product Condition: A very beautiful item ⭐️ Features: The sewing is very beautiful! We've put in effort not only in maintenance but also in making the serging beautiful ٩(❛ᴗ❛)۶ Air function works 100% ⭐️ I hope to see you soon ٩(❛ᴗ❛)۶ This is a used item, so there may be some stains or scratches. Please refrain from purchasing if you are looking for perfection. Warranty: ① 3-month warranty ☆ Baby Lock Serger machine body