Item Specifications UPC 842176138626 Package Quantity 50 Size #1-72 x 3/16" Head Style Flat Counter Sink Angle 82 Degree Head Diameter 0.168" Head Height 0.054" Drive Style Allen Hex Key Drive Size 0.05" Inch / Metric Inch Thread Size #1-72 Thread Dia. 0.073" Thread Class Class 3A Coarse / Fine Fine Threads Per Inch (TPI) 72 Thread Coverage Full Thread Length 3/16" Thread Length Dec. 0.1335" 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 5150-9475 SKU 211006