Item Specifications UPC 842176105390 Package Quantity 100 Size #4-40 x 3/8" Head Style Truss Head Diameter 0.257" Head Height 0.069" Drive Style Phillips Drive Size #1 Inch / Metric Inch Thread Size #4-40 Thread Dia. 0.112" Thread Class Class 2A Coarse / Fine Coarse Threads Per Inch (TPI) 40 Thread Coverage Full Thread Length 3/8" Thread Length Dec. 0.375" Material Stainless Steel 18-8 Finish Plain Specification 1 ASME : B18.6.3 Tensile Strength 70,000 PSI Core Hardness Rockwell B70 Item Type Machine Screws Product Code 5150-21975 SKU 3SSMPT04C006