towers and other commercial structures

Designed primarily for use with square bolts

which means you can place them close to each other without having to worry about compromising structural integrity

3/4-10 x 1 1/2 Hex Cap Screw SS 316 (A4)

1 1/8-12 x 4 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (12)

3/8-24 x 1 3/4 Grade 5 Hex Cap Screw Plain Domestic USA (600) #8 Square Bugle-Head Wood Decking Screws T17 316 Stainless Steel towers and other commercial structures3 8 24 x 1 3 4 Grade 5 Hex Cap Screw Plain Domestic USA (600). Grade 5 Hex Cap Screws are manufactured in the USA from medium carbon steel. Our Grade 5 material meets or exceeds SAE J429 Grade 5 specifications. All products are manufactured with rolled threads. Typical hardness on diameters 1 4 to 1 inch is HRC 25 34. On diameters over 1 inch to 1 1 2 hardness will range from HRC 19 30. Tensile strength for diameters 1 4 to 1 inch is a minimum of