Just blown the field coil of my faithfull Draper. So much choice now;
should I go for a proper Dremel or something mid range like the Draper
or Sealey, or something cheap like the Ferm (given that it only comes
out a few times a year.

http://www.ebay.co.uk/itm/3905852883... 4.m1438.l2649

I wonder if the chuck from the Draper will fit the Dremel...