Square arm, straight stitch, high speed, link motion machine. Durable and Noiseless. Lever type stitch regulator for forward and reverse stitch control. Cam type thread take up lever. Hardened Critical Parts. Precision Cam for years of trouble free service. Cushioned spring Shuttle Drive for smooth workmanship. 1500 stitches per minute. 6 to 30 stitches per 25 mm. Available in Top, Hand and Foot Operating versions at extra cost.