Tong Stainless Steel Vegetable Destoner. Potato Destoner, carrot destoner, Up to 45 tons per hour. We went through the whole machine this summer. It is ready to go. This machine was purchased new in 2013. Cost new was over $50,000. This was used on our potato and carrot line. Call Tom Wiersema with any questions at (231) 924-0465.