Made of heat-treated carbon steel and available in both zinc plated and mechanically galvanized finishes

1/2-13 x 2 1/4 Hex Sleeve Anchor Zinc Plated (50)

3/8-16 x 3 Simpson Wedge Anchor 304 SS (50)

63/64 x 6 Reduced Shank Drill Bit (1/2 Shank)

7/8-9 x 4 Grade 8 Hex Cap Screw Yellow Zinc Plated

1-8 x 3 1/4 Hex Cap Screw SS 316 (A4) 9/16-12 Hex Cap Screws 18-8 Stainless Steel Made of heat-treated carbon steel1 8 x 3 1 4 Hex Cap Screw SS 316 (A4) . 316 series stainless steel differs from 18 8 by its molybdenum content (2 3%) and a higher nickel content (10 14%). 316 stainless steel has greater corrosion resistance than 18 8 as well as superior strength at high temperatures.