SW9800, SW9810, SW9820 Hex Nut

3/8 – 16 – 500 Pc, 3/8 – 16 – 3500 Pc, 5/16 – 18 – NHFCQZ – 1000 Pc, 5/16 – 18 – NHFCQZ – 5000 Pc, 1/4 – 20 – NHFCPZ – 1000 Pc, 1/4 – 20 – NHFCPZ – 8000 Pc