They were part of the Copplestone Castings KKBB resin range, sculpted by Richard at HLBSCo.
EQSET3:

I know much of the range was bought and re-issued by Crooked Dice, but I don't know if they have this set (If so, it's currently un-released) There were various other sets, including:
EQSET4:

EQSET2:
