Boring and honing are important parts of the engine-building and rebuilding processes, but they're not the same thing. Here are the differences between them.

If there’s a knife block set on your counter, congrats—you’re officially an adult. But have you ever used the honing steel that came with it as anything other than a lightsaber prop? If not, your ...

Claire is Lifehacker's Senior Food Editor. She has a B.S. in chemistry, a decade of food journalism experience, and a deep love for mayonnaise and MSG. I did not learn knife care from my parents, and ...

Maybe you hit level 50 and are wondering what's next. After level 50 you will start to be able to increase your item level on your gear, provided you have at least item level 302 gear. You do this ...

It is widely recognized that cast, machined metal parts tend to have memory created from internal stresses. In the presence of temperature changes, these stresses often cause dimensional and ...

Lapping is a final abrasive finishing operation that produces extreme dimensional accuracy, corrects minor imperfections of shape, refines surface finish and produces close fit between mating surfaces ...