A piece of 11/16″ mild steel, hex stock, 1″ in length, operated by the appropriate end of a box wrench, makes a perfect drain and fill plug wrench for a BMW 2002 differential. Two 1-1/16″ outside diameter hex nuts locked on a 7/16″ bolt will do the same trick Costs a lot less than the $14.25 tool.

Author: Joseph Weiss