Item Specifications UPC 842176138718 Package Quantity 25 Size #0-80 x 5/8" Head Style Flat Counter Sink Angle 82 Degree Head Diameter 0.138" Head Height 0.044" Drive Style Allen Hex Key Drive Size 0.035" Inch / Metric Inch Thread Size #0-80 Thread Dia. 0.060" Thread Class Class 3A Coarse / Fine Coarse Threads Per Inch (TPI) 80 Thread Coverage Full Thread Length 5/8" Thread Length Dec. 0.581" 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 5150-9430 SKU 721004