typically 1015-1022

the expansion mechanism compresses and exerts force against the walls of the hole

7/16-14 L9 Hex Nut Alloy Cadmium Yellow and Wax Coated Domestic USA (1600)

and other corrosive conditions

3/8-16 x 6 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (50) 5/8-11 Socket Cap Screws 316 Stainless Steel typically 1015-10223 8 16 x 6 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (50) . 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