3/8"-16 UNC, 1.031" L, 0.2 to 0.285 Grip, Steel, Rivet Nut, Open End, Threaded Insert Threaded Insert Type Rivet Nut, Open End Nominal Diameter 3/8 in TPI 16 Thread Series UNC Drill Size 12.5 mm Overall Length 1.031 in Material C1110/1108 Steel Grip...