McNICHOLS Company has 18 locations throughout North America, all specializing in products with holes in them. Products, such as Perforated Metal, Wire Mesh and Expanded Metal, are distinct yet have similar properties like an open area. In addition, McNICHOLS carries all types and styles of Bar, Plank and Safety Gratings; Stair Treads; Handrail Components; and Fiberglass Grating and Structural Components.