• Material: Grade A per ASTM A563

9/16-12 x 6 1/2 Socket Cap Screw Alloy

1/4-20 x 1 Phillips Flat 82 Undercut Machine Screw Black Zinc Plated (3

1 3/8-6 x 20 Socket Cap Screw Alloy

The third generation of this patented wall anchor comes with these improvements:

5/16-24 x 1 Grade 8 Hex Cap Screw Plain Domestic USA (1400) Flat Washers 316 Stainless Steel • Material: Grade A per5 16 24 x 1 Grade 8 Hex Cap Screw Plain Domestic USA (1400). Grade 8 Hex Cap Screws are manufactured in the USA from medium carbon alloy steel. In diameters 1 4 to 1 1 2 inches our Grade 8 material meets or exceeds SAE J429 Grade 8 specifications. Diameters over 1 1 2 inches meet or exceed ASTM A354 Grade BD. All material is manufactured with rolled threads. Yellow zinc plated bolting will meet or exceed ASTM F1941. Typical hardness on diameters 1 4