Our High Tensile Fasteners includes – High Tensile Bolts, High Tensile Nuts, High Tensile Screws, High Tensile Washers, High Tensile Thread Rods. High Tensile Bolts / Nuts / Screws have higher tensile strength when compared to a regular bolt, nuts, or screw, they are much more popular due to their tensile strength and are used in various applications. most of the high tensile bolts, screws or fasteners that are available in the market are a blackish colored alloy.