GLOBAL BM 9352 - High speed blindstitch machine for medium to heavy materials with two spring-loaded plungers. When sewing over cross seams, it automatically spring down so that the needle pierces the upper cloth layer only. The two presser feet shoes act like a scanner and are adjustable to the thickness of the fabric.
Please check for more info : www.globalsew.com
This is a very popular machine after Treasure company in Japan stopped producing blindstitch machines The other major brand for this blind stitch work is the world famous company Strobel in Germany