3/8-16 x 3 3/4 Simpson Wedge Anchor 304 SS (50)

Typical hardness on diameters 1/4 to 2 1/2 inches is HRC 33-39

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3/8-16 Drop-In Anchor Zinc Plated (50)

1 1/4-12 x 8 Socket Cap Screw Alloy

9/16-12 x 4 Hex Cap Screw SS 18-8 (A2) 3/4-16 Grade 5 Hex Cap Screws Zinc Plated 3/8-16 x 3 3/4 Simpson9 16 12 x 4 Hex Cap Screw SS 18 8 (A2) . 18 8 stainless steel hex cap screws will have a typical composition of 18% chromium and 8% nickel. These percentages exist in 303, 304 and 305 series stainless steels so 18 8 is used at times to designate any and all of those alloy groups. 18 8 stainless steel offers good corrosion resistance and machines easily but will over time stain in coastal environments. They are also acceptable for use in ACQ pressure