1/2-13 x 5 1/2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (100)

1/2-13 x 6 Socket Set Screw Cup Point Alloy

9/16-12 x 2 1/2 Grade 5 Hex Cap Screw Plain Domestic USA (25)

1-8 x 4 1/2 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (40)

8 x 1 5/8 Phillips Wafer Self Drilling Cement Board Screws w/ Nibs Ruspert Coated - Carton (4000)

7/16-20 x 4 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (25) 3/4-16 Grade 5 Hex Cap Screws Zinc Plated - Domestic USA 1/2-13 x 5 1/2 Grade7 16 20 x 4 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