Grade 5 Hex Bolt - Zinc - Coarse Thread - (##) Number of Pieces in 1 Pound The Grade 5 bolt can be distinguished by the 3 dashes (l) on top of the head of the bolt, please see photo below. A Grade 5 hex bolt has greater tensile strength than a Grade 2 hex bolt. The length of a hex bolt is determined by measuring from under the head of the bolt to the base of the threads. Please note you are buying by the pound so confirm your pieces when considering how much to purchase. (##) Number of pieces in 3 pounds. Grade: Grade 5 Diameter: 1 Plating: Zinc Thread Count: 8 Material: Steel Thread Length: 2-1/4 Head Style: Hex Socket Size: 1-1/2 Proof Load, Lb.: 51,500 Tensile Strength, Lb.: 72,700 SAE J429 Proof Load and Tensile Strength Requirements Above Length is Measured from Under the Head to the Bottom of the Bolt Country of Origin varies; Country of Origin is subject to change If plating is important please send an inquiry
