Allied Fasteners offer a wide assortment of metal screws that is
manufactured using high grades of iron. Use of iron gives the products
desired durability and strength to be used across diverse industrial
applications. Bolts are used in construction when great strength is
required or when the work under construction must be frequently
disassembled. The company manufactures premium quality carriage
bolts & roofing bolts: Stainless Steel. Iron.