Item Specifications UPC 842176120539 Package Quantity 25 Size 1/4"-20 x 3" Head Style Round Head Diameter 0.594" Head Height 0.135" 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 3" Thread Length Dec. 3" Material Stainless Steel 18-8 Finish Plain Specification 1 ASME : B18.5 Tensile Strength 70,000 PSI Core Hardness Rockwell B70 Item Type Bolts Product Code 5150-5500 SKU 3SBC904C0300