Item Specifications UPC 842176128245 Package Quantity 100 Drive Style External Hex Drive Size 1/4" Inch / Metric Inch Thread Size #4-40 Thread Class Class 2B Coarse / Fine Coarse Threads Per Inch (TPI) 40 Height 3/32" Material Stainless Steel 18-8 Finish Plain Item Type Nuts Nut Type Hex Nut Product Code 5150-15255 SKU 3SNMS004C