Item Specifications UPC 842176125404 Package Quantity 100 Drive Style External Hex Drive Size 7/16" Inch / Metric Inch Thread Size 1/4"-28 Thread Class Class 2B Coarse / Fine Fine Threads Per Inch (TPI) 28 Height 5/16" Material Stainless Steel 18-8 Finish Plain Item Type Nuts Nut Type Nylon Lock Nut Product Code 5150-15545 SKU 3SNLF904F