Weld Nut Hex with Projections Steel Plain Finish Thread Size 1/4-20 Thread Type UNC Thread Direction Right Hand Base Width 1/2 Base Thickness 3/16 Pilot Height 0.085 Pilot Dia 13/32 Pilot Hole Size 27/64 Weld Projections 3 Projection Height 0.400 In Pilot Design Allows For Manual Or Automated Feeding. Projections Located At The Nut Corners Allow For Consistent Secure Welds. Package Quantity 50