Item Specifications UPC 842176122120 Package Quantity 25 Size 3/8"-16 x 1/2" Head Style Button Head Diameter 0.656" Head Height 0.199" Drive Style Allen Hex Key Drive Size 7/32" Inch / Metric Inch Thread Size 3/8"-16 Thread Dia. 0.375" Thread Class Class 3A Coarse / Fine Coarse Threads Per Inch (TPI) 16 Thread Coverage Full Thread Length 1/2" Thread Length Dec. 0.5" Material Alloy Steel Grade Grade 8 Finish Black Oxide Specification 1 ASME : B18.3 Specification 2 ASTM : F835 Tensile Strength 120,000 PSI Core Hardness Rockwell C37 Item Type Socket Screws Product Code 5150-4630 SKU 201166