Hexagon screws are an integral part of various industries and have many applications in the oil, gas and petrochemical industries, the construction industry, power plants, the automotive industry and so on. Hexagon bolt correction is generally referred to as hexagonal bolt bolts, which meet various metallic standards as simple carbon steels, low alloy steels, alloy steels, stainless steels, and other steels and alloys and alloys and alloys. There can be. These items constitute one of the most important and most consumed types of industrial screws that most of the country today consumes through production.