Usha International Limited offers Sewing Machines with Coil type thread guide, bearing the model name Roopa Ultra. Usha International Limited is certified ISO 9001:2000 for its marketing practices. Sewing Machines with Coil type thread guide features lever type stitch regulator for forward and reverse stitch control. The open type shuttle race ensures easy maintenance of the machine. ISI marked Sewing Machines with Coil type thread guide have the features: