Item Specifications UPC 842176132099 Package Quantity 25 Size 1/4"-20 x 2-3/4" Head Style Oval Counter Sink Angle 82 Degree Head Diameter 0.477" Head Height 0.232" Drive Style Phillips Drive Size #3 Inch / Metric Inch Thread Size 1/4"-20 Thread Dia. 0.250" Thread Class Class 2A Coarse / Fine Coarse Threads Per Inch (TPI) 20 Thread Coverage Full Thread Length 2-3/4" Thread Length Dec. 2.518" Material Stainless Steel 18-8 Finish Plain Specification 1 ASME : B18.6.3 Tensile Strength 80,000 PSI Core Hardness Rockwell B80 Item Type Machine Screws Product Code 5150-18780 SKU 3SSMPO94C212