1 1/8-7 x 1 3/4 Socket Set Screw Cup Point Alloy

7/8-9 L9 Hex Collar Locknuts Cadmium Yellow & Wax Coated Domestic USA (15)

6 x 2 Square Bugle Decking Screws Yellow Zinc Plated - Carton (3500)

They can carry twice the weight of a standard wing anchor but only require a ½ inch hole

These Socket Cap Screws in 316 Stainless Steel by Brighton Best conform to ANSI/ASME 18

7/8-9 x 2 3/4 Grade 8 Hex Cap Screw Plain Domestic USA (60) L9 Hex Collar Locknuts - Domestic USA 1 1/8-7 x 1 3/47 8 9 x 2 3 4 Grade 8 Hex Cap Screw Plain Domestic USA (60). 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