Item Specifications UPC 842176179476 Package Quantity 5 Size 1/2"-13 x 4" 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 Full Thread Length 4" Thread Length Dec. 4" Material Stainless Steel 316 Finish Plain Specification 1 ASME : B18.3 Tensile Strength 70,000 PSI Core Hardness Rockwell B70 Item Type Socket Screws Product Code 5150-9365 SKU 3TSSF98C400