#6-32 TPI, 0.178 to 0.193" OD, 0.138" L, Nitronic 60, 2-3/4-Coils, Diamond Knurled, Free Running, Tanged, Screw Threaded Insert Screw Threaded Insert Type Diamond Knurled, Free Running, Tanged Nominal Diameter #6 TPI 32 Thread Series UNC-2A External...