Thread Identifier, Measures Bolts, Nuts, Screws, Overall Length 30 in, Width -, Material Steel, Finish Zinc Plated, Range Attached Ruler, M10 x 1.0, M10 x 1.25, M10 x 1.50, M12 x 1.25, M12 x 1.50, M12 x 1.75, M5 x 0.8, M6 x 1.0, M8 x 1.0, M8 x 1.25, Metric Threads M4 x 0.7, SAE # 6 to 1/2 in UNC and UNF, Product Type Thread Identifier, Maximum Wire Diameter 0.063 in, Wire Length 30 in