SS-16 Metal Shrinker Stretcher 16 Gauge 8.5 Throat Sheet Metal Fabrication tool. SS-16 Manual Metal Shrinker Stretcher, 16 Gauge 8.5 inch Throat Capacity, Sheet Metal Fabrication Bending Machine w/ a Handle. Metal Stretcher Shrinker Manual Shrinker and Stretcher with a Handle SS-16… Maximum Thickness: 16 gauge/1.5 mm. Throat Depth: 8.5inch /216 mm. Size: 55 16 71 cm. 1 Metal Shrinker Stretcher. Feedback is very important to us. It is impossible to address issues if we do not know about them! Faction is our ultimate goal. We work hard to earn your trust and future business. A If you receive a defective item, you may return it or ask for a discount. Due to time zones, our reply to your questions may not be immediately. If it’s non-workdays, please kindly be patient and wait till Monday. Metal Shrinker & Stretcher. 16 gauge /1.5 mm. 8.5 / 216 mm. 55 16 71 cm.