For sewing medium to heavy weight fabrics, leather, canvas, vinyl, synthetics and various coated and laminated materials For stitching uneven, hollow, tubular and curved articles Designed for stitching such products as boots, shoes, gloves, luggage, handbags, overalls, raincoats, bags, umbrellas, awnings, covers, tarpaulins, tents, sports and camping equipment, wearing apparel, outdoor clothing, etc. Suitable for edge stitching operations, and top stitching