1/4-28 x 1 Grade 5 Hex Cap Screw Plain Domestic USA (2200)

3 USS Flat Washer Plain

1/2-20 x 2 Grade 5 Hex Cap Screw Plain Domestic USA (250)

1-14 x 6 Grade 8 Hex Cap Screw Plain Domestic USA (10)

They are actually stronger than most metal and chemical anchors because the all plastic plug bonds through friction to concrete

7/16-14 x 5 1/2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (25) Long Arm Hex Keys Alloy 1/4-28 x 1 Grade 57 16 14 x 5 1 2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (25) . 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