1/4-28 x 1 1/2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (1600)

Thread in hanger bolt and drive to the appropriate depth

1/4 x 4 Flat Split Drive Anchor Mech Galv(100)

304 stainless steel provides superior corrosion resistance over standard zinc plating

9/16-18 x 2 1/2 Grade 8 Hex Cap Screw Plain Domestic USA (25)

9/16-18 x 1 1/2 Grade 8 Hex Cap Screw Plain Domestic USA (275) 6" Aircraft Bits - Wire Gauge 1/4-28 x 1 1/2 Grade9 16 18 x 1 1 2 Grade 8 Hex Cap Screw Plain Domestic USA (275). 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