F. Dick - Brine Tester 0 - 25%. F. Dick uses the state-of-the-art production plants and guarantees a uniform, continuously monitored quality of the hardening process. Steel and plastic are firmly welded absolutely gap-free to one another. The handles are made of high-quality, resistant and foodstuffs-compatible plastic. The knives are checked on a laser angle gauge to ensure the optimum sharpening and honing angle.