Nikolai says that metal cools down and hardens. To soften it, the master needs to heat the metal continuously. When struck with a hammer, metal plates change their form and become thinner and wider. Precious metals could be melted several times. Softer metals do not require heating up. In the video Nikolai makes a silver buckle for a belt. He says that silver is a soft and flexible metal. The buckle should be thick rather than thin. The belt could be shortened or prolonged by adding or removing silver plates. Usually such belts are used in families through generations. Today Kalmyk belts made from silver plates are rare. Nikolai starts by drawing a picture of a belt. Then he prepares silver for the plates and the buckle. Before polishing, t...