... 10,000,000 stitches.2. Stable running speed: Max 1050rmp. Under 6mm stitch, the machine speed will not slow down . 11mm Stitch ,the ... .6. There are 3 basic features of this machine:a.Low noise, When speed is 1000, noise is 70 decibel.b.High ... endurable parts with high precision, such as Italy Belt.8. We have our own patent about this machine, seperate digital presser foot ...