Originally Posted by
FBinNY
If you want to do good work, buy yourself a diamond dresser, and use it often to keep the wheel open and square, so it runs cooler, and will give you flat ground edges.
That's good advice. It's not just that the face of the wheel is flat and square. The dresser, also, cleans away the embedded metal, and presents a fresh cutting face to the work, making grinding faster, cooler, and more fun.
Dress early! Dress often!