Heavy Head Cap Screws

Heavy hex structural bolts are designed for steel-to-steel structural connections.

Imperial
Sizes: ½” up to 3” diameter in lengths up to 30”
Grade: 5, 8, B7, B8M & A449
Standard: Dimensional per ASME B18.2.6 and Mechanical per ASTM A193 B7 & A449
Metric
Sizes: 16mm up to 78mm diameter in lengths up to 600mm
Grade: 8.8, 10.9, 12.9, A2 & A4
Standard: