High Strength Friction Grip (HSFG) bolts
High Strength Friction Grip (HSFG) bolts are high strength steel bolted connections whose bolt shank contain a pre-induced tension.
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Recommended Assembly Torques
Follow our easy-to-read guide on recommended assembly torques for bolts and set screws.
Bolt Measurements Diagram and Thread Length Formula
Learn more about how to calculate the thread length of partial thread bolts and how to easily identify the different shank length, grip length and diameter of a bolt.
Hex Bolt, Nut and Set Screw Across the Flat Sizes
This resource provides the Across Flat Sizes (AF) of both metric and imperial hex bolts, nuts and set screws.