The split drive anchor is a one-piece tamper-resistant

3/4-16 x 6 Socket Cap Screw Alloy

1/4-20 x 1 3/4 Grade 8 Hex Cap Screw Plain Domestic USA (100)

Coarse threads run approximately 2/3 up the shank to help draw the decking tightly to the substrate

Nominal Size: 2 inch

3/4-10 x 3 Grade 8 Hex Cap Screw Plain Domestic USA (80) Hex Washer Head Metal-Panel Screws 316 Stainless Steel The split drive anchor is3 4 10 x 3 Grade 8 Hex Cap Screw Plain Domestic USA (80). 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 to 2