Concrete and wood both require very different bits to drill into them, and each material has different types of bits ...
Most DIYers will use a drill bit set to make small holes in steel, wood, and plastic — nothing more. However, several other bit types can do many jobs on many materials, provided you choose the right ...
You may not need to drill into concrete too often, so you might be tempted to use a non-masonry drill bit. That would be a ...
Pilot holes are an unfortunate but necessary evil in carpentry. Skipping this step is one of many common mistakes that people make when using a power drill. Sometimes you can get away with skipping it ...