Drywall Drill Bit. By now you already know that, whatever you are looking for, you're sure to find it on. Made by vermont american for $15. Here are my answers to your question:

Drywall screws are not tapered like wood screws. Wiki researchers have been writing reviews of the latest drill bit sets since the 10 best drill bit sets. I've tried several spots, and whatever i use (nail, drill) goes through the drywall at the rate you'd surely there's some indication of what you're hitting on the drill bit or in the feel of the hammer.

The drilling machine rotates the bit and provides torque and axial force to create the hole.

Drywall screws are not tapered like wood screws. Difference between drill drivers & impact drivers. Drill bits are attached to drilling machines for creating cylindrical holes. A drill is one of the best additions to the home toolbox and is essential in just about any project, whether it's a quick decor change, a major room upgrade or a big building addition. This keeps the drill bit in place and helps masonry bits get started. The anchor requires a pilot hole to be drilled in. It makes the process of preparing drywall a lot more manageable. I'm trying to drill some #9x3 drywall screws but it looks like i need to make pilot holes first, because the phillips bit keeps jumping out of the screw.