Plain finish low carbon steel, manufactured to meet SAE J429 Grade 1, primarily used in wood construction, available in 1/4"-10 x 1" thru 3/4"-4 1/2 x 20".

Zinc plated low carbon steel, manufactured to meet SAE J429 Grade 1, primarily used in wood construction, available in 1/4"-10 x 1" thru 3/4"-4 1/2 x 12".

Hot Dipped Galvanized, made from low carbon steel, SAE J429 Grade 1, primarily used when exposed to the elements, 1/4"-10 x 1" thru 3/4"-4 1/2 x 24".

Stainless 18-8, A2 and 304, all have the same content of 18% Chromium and 8% Nickle, so to a greater extent all refer to the same product. 1/4"-10 x 1" thru 3/4"-4 1/2 x 18".

Stainless 316, 16% chromium, 10% nickel and 2% molybdenum. The molybdenum is added to help resist corrosion to chlorides. 1/4"-10 x 1" thru 3/4"-4 1/2 x 12".