1-1/2''-6 Grade 8 Hex Bolt

Grade 8 hex bolts are made from medium carbon alloy steel and heat treated.  A Grade 8 hex bolt has a greater tensile strength than a Grade 5 and Grade 2 hex bolt.  They are designed for use in high stress applications.  The length of a hex bolt is determined by measuring from under the head of the bolt to the base of the threads. Grade: Grade 8 Diameter: 1-1/2 Plating: Plain Thread Count: 6 Material: Steel Thread Length: 3-1/4 Head Style: Hex Socket Size: 2-1/4 Proof Load, Lb.: 168,600 Tensile Strength, Lb.: 210,800 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