Machines for dehulling seeds are applied for crops, which husk haven’t grown together with basic kernel – sunflower, oat, farro, spelt etc. Impact huller SHO-3H is applied for oat hulling at oat mills for oat groats produce and its further processing into oat meal (oat flour). The machine is also successfully used for confectionery sunflower varieties to receive kernels and at the plants for farro and spelt hulling. Horizontal sunflower impact dehullers NRH type and centrifugal sunflower dehullers RC-200 are designed for sunflower seeds dehulling as a component of winnow-dehulling blocks (oilseed preparation) at oil processing and oil-extraction plants.