Item Specifications UPC 842176103211 Package Quantity 10 Size 5/16"-24 x 2-1/2" Head Style Socket Cap Head Diameter 15/32" Head Height 0.3125" Drive Style Allen Hex Key Drive Size 1/4" Inch / Metric Inch Thread Size 5/16"-24 Thread Dia. 0.3125" Thread Class Class 3A Coarse / Fine Fine Threads Per Inch (TPI) 24 Thread Coverage Partial Thread Length 2-1/2" Thread Length Dec. 1.4" Material Stainless Steel 18-8 Finish Plain Tensile Strength 70,000 PSI Core Hardness Rockwell B70 Item Type Socket Screws Product Code 5150-26410 SKU 3SSCS95F208