1. Used for quilting various of mattress 2. Max thickness 80MM. 3. Multi-span quilting make any patterns 4 ... be made by build-in computer control systemMaxmum quilting thickness up to 80MM. Model: RPQD-RC-943/8 ... effect, such as, pattern in pattern, pattern out of pattern. Machine running state be detected in real time. ... 5Needle Bar Space76.2,76.2,152.4/76.2,50.8, 127 76.2,76.2,152.4/76.2,50.8, 127Max ...