quarter inch nut
Despite its many advantages, the triangular bolt head may not be suitable for every application. Its non-standard shape can make it more challenging to find compatible tools and hardware, and it may not be as readily available as traditional bolt heads. Additionally, its unique design may require specialized manufacturing processes, which could result in higher production costs.
Industrial production stabilized and accelerated. Production in key industries is generally improving, with the average growth rate of the top ten key industries exceeding 5%. The production of electrical machinery equipment, automobiles and other industries achieved double-digit growth, the recovery of traditional industries such as steel, nonferrous metals, and petrochemicals accelerated, and the electronics industry grew by 3.4% throughout the year.