Square Washers are used most often in channel applications. Square washers offer a large surface, but do require more effort to hold into place. Galzanized plating, made of layers of zinc-iron, protects the bolt from corrosion; typically used in outdoor applications.
||All sizes available / customise
||Blackodise, White Zinc Plated, Yellow Zinc Plated, Hot Dip Galavnised
||M.S, EN - 8D ( Hardend & Temper )