Weld Nut Tab Base with Projections Steel Plain Finish Thread Size 10-24 Thread Type UNC Thread Direction Right Hand Base Length 5/8 Base Width 7/16 Base Thickness 3/32 Pilot Height 0.032 Pilot Dia 15/64 Pilot Hole Size 1/4 Weld Projections 1 Projection Width 0.188 In Projection Height 0.012 In Intended For Use With Heavier Gage Metals And Uneven Surfaces. Package Quantity 50