Anyone used breadboards with these pads ?

[Back2Volts]

They looked like would be better than plain rings.   I was looking for square pads, and run into these.     

http://www.robotshop.com/en/100x75mm-protoboard-double-sided.html

http://www.robotshop.com/en/flower-22-double-sided-protoboard.html

I would like square pads at a reasonable cost, but, not sure why, they are hard to find.  May be these are better.