Harbor freight is pretty cheap. If they ever get dull, just buy new ones. 5 years and sharp as new, but there is something about working with steel. I don't use them often.
Brinkman water smokers (elec and charcoal)
Weber kettle grill
Uniflame Gold Stainless 5 burner propane grill / rotisserie
BBQ Grillware upright propane water smoker
A trench filled with wood coals and covered with chain link fence