Bulat is an alloy of steel that comes from the Middle Ages and was used to make swords. Like Damascus steel, it is very hard and durable with high quality and long lasting time. This steel is based on X12FM and SHX15. These knives are very sharp, therefore, they are great for cutting wild pigs or elks. Although this steel is very hard, it is also flexible. Bulat steel knives are often collectible given its antiquity. After its thermal processing, its hardness is 62-63 HRC. Bulat is often used for hunting knives.