This Norralco Surgical Retractor is a premium quality instrument with a US Pattern Ring Handle that is perfect for general surgery. The 8.3/4 inch retractor has a blunt 4-prong design with a 28mm opening that makes it easy to use during surgical procedures. Made in Germany, this instrument is of exceptional quality and has a reliable performance that you can count on. The Volkman Surgical Retractor is a perfect addition to any surgical instrument collection. It is a great choice for healthcare professionals and can be used in various surgical procedures. This instrument is sold as a single unit and is perfect for anyone who needs a high-quality surgical retractor.