#1 square drive trim head

3/8-16 x 6 Grade 8 Hex Cap Screw Plain Domestic USA (50)

9/16-12 L9 Hex Nut Alloy Cadmium Yellow and Wax Coated Domestic USA (800)

1/2-20 x 4 Socket Set Screw Cup Point Alloy

1/2-13 x 5 1/2 STRONG-BOLT® 2 Cracked and Uncracked Concrete Wedge Anchor Zinc Plated (25)

1/2-13 x 3 1/2 Grade 8 Hex Cap Screw Plain Domestic USA (150) Square Trim-Head Wood Decking Screws 316 Stainless Steel #1 square drive trim head1 2 13 x 3 1 2 Grade 8 Hex Cap Screw Plain Domestic USA (150). 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