Weld Nut Material Steel Finish Black Oxide Thread Size 3/8 In.-16 Base Height 3/32 in Base Width 5/8 in Base Length 1 1/8 in Collar Height 0.027 in Collar Diameter 0.3125 in Number of Weld Projections 1 System of Measurement Inch Base Shape Tab For Hole Diameter 29/64 in Hole Location Offset Pack Size Small Pack Package Quantity 50