Stove Bolt, Head Type Flat, Material Steel, Finish Zinc-Plated, Drive Slotted, Thread Size 5/16 In. -18, Fastener Length 2 in, Head Width 0.597 in, Head Height 0.191 in, Drive Size Not Applicable, Tensile Strength Not Applicable, Dimensional Standards ASME B 18.6. 3, Pack Size Small, Minimum Thread Length Not Applicable, Type Stove Bolt, Washer Outside Diameter Not Applicable, Washer Thickness Not Applicable, Maximum Head Width 31/64 in, Minimum Head Width Not Applicable. This item has been restricted from sale in the following state (s): []