1/4-20 x 2 Combo Flat Sleeve Anchor Zinc Plated (100)

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

5/16 Heavy Duty Jobber Drill Bit

1 3/4-5 x 5 1/2 Socket Cap Screw Alloy

USS pattern flat washers are manufactured from low carbon steel to meet ASTM F844

5/8-18 x 4 1/2 Hex Cap Screw SS 18-8 (A2) 3/8-16 Socket Cap Screws Alloy 1/4-20 x 2 Combo Flat5 8 18 x 4 1 2 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