I can assure you they where NOT destroyed....for one particulary factory in Antwerp.
And, YES they are still making repro's on those original dies.
Here is just a small part of the collection of dies;
04-09-2009 08:11 AM
the Steinhauer/Lück in Lüdenscheid knight´s cross was made many years after the war with the original tool´s. the KC from S&L was sold till the 80´s in two version´s with a swastika for foreign collectors and without for the germans.