#10-24 TPI, 0.244 to 0.259" OD, 0.38" L, Nitronic 60, 7-1/8-Coils, Diamond Knurled, Free Running, Tanged, Screw Threaded Insert Screw Threaded Insert Type Diamond Knurled, Free Running, Tanged Nominal Diameter #10 TPI 24 Thread Series UNC-2A External...