AP01RL 1/2″-20 GoldPlug Magnetic Drain Plug Reduced Length

Commonly used in all pre-1980 vehicles. Uses Extra Washer – SW-01

9/16″ Hex Head

1/2″-20 Threads,  0.45″ Thread Length, 9/16″ External Hex, 0.800″ dia. flange, 1.00″ OAL