1. Used for quilting various of mattress 2. Max thickness 80MM. 3. Multi-span quilting ... made by build-in computer control systemMaxmum quilting thickness up to 80MM. Model: RPQD-RC-943/8 FeaturesBottom/upper ... made by CAD drawing system, convenient and high efficient, up to 1000 patterns can be stored in the machine. Unlimited ... 5Needle Bar Space76.2,76.2,152.4/76.2,50.8, 127 76.2,76.2,152.4/76.2,50.8, ...