Item Specifications UPC 842176163840 Package Quantity 10 Size 5/16"-24 x 3-1/2" Head Style Hex Head Height 0.795" Drive Style External Hex Drive Size 1/2" Inch / Metric Inch Thread Size 5/16"-24 Thread Dia. 0.3125" Thread Class Class 2A Coarse / Fine Fine Threads Per Inch (TPI) 24 Thread Coverage Partial Thread Length 3-1/2" Thread Length Dec. 0.9" Material Stainless Steel 18-8 Finish Plain Specification 1 ASME : B18.2.1 Tensile Strength 70,000 PSI Core Hardness Rockwell B70 Item Type Bolts Product Code 5150-13100 SKU 3SSC905F0308