1/4-20 x 3 1/4 Simpson STB2 Wedge Anchor 304 SS (100)

7/16-20 x 1 1/4 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (50)

5 and will have a typical composition of 18% chromium and 8% nickel

Typical hardness on diameters 1/4 to 1 inch is HRC 25-34

9/16-18 x 3 Hex Cap Screw SS 18-8 (A2)

5/8-18 x 8 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (70) 7/16-14 Hex Cap Screws 316 Stainless Steel 1/4-20 x 3 1/4 Simpson5 8 18 x 8 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (70) . L9 High Tensile Strength Hex Cap Screws are designed for use in high stress, severe service environments. The highest mechanical strength off the shelf fastening system available, its special features control torque tension characteristics to develop high clamp loads when using properly controlled tightening methods. Brighton Best manufactures L9 bolting from AISI alloy steels. L9