Item Specifications UPC 842176135526 Package Quantity 5 Size 1/2"-13 x 5-1/2" Head Style Flat Counter Sink Angle 82 Degree Head Diameter 0.938" Head Height 0.251" Drive Style Allen Hex Key Drive Size 5/16" Inch / Metric Inch Thread Size 1/2"-13 Thread Dia. 0.500" Thread Class Class 3A Coarse / Fine Coarse Threads Per Inch (TPI) 13 Thread Coverage Partial Thread Length 5-1/2" Thread Length Dec. 1.58" Material Alloy Steel Grade Grade 8 Finish Black Oxide Specification 1 ASME : B18.3 Tensile Strength 120,000 PSI Core Hardness Rockwell C32 Item Type Socket Screws Product Code 5150-10990 SKU 721250
