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

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

5/16 Heavy Duty Jobber Drill Bit

service pros and even do-it-yourself enthusiasts with fasteners and accessories that meet the highest quality standards and that allow them to do their best work

Tensile Strength: Minimum of 74

5/8-18 x 4 1/2 Hex Cap Screw SS 18-8 (A2) 3/8-16 Socket Cap Screws Alloy USS pattern flat washers are5 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