tubes el34 12ax7 6l6gc

Ayone try them or have an opinion about them? They're pretty pricy, so I wonder if they're all that.

Full lot 2 12ax7 bugera 2 EH 6l6 3 sovtek 6l6/5881 1 chinese GT 12ax7 40.00 shipped GT Mullard el34M quad 4 hrs use sold my el34 amp and kept them 45.00 shipped 2 nos Sherwood labeled 12ax7 test high 50.00 shipped Made in West Germany By Siemens Nice tubes short plate I kept two of the 4...