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Originally Posted by jdrom17  They come with a pilot hole drill bit already. At least mine does. The drill bit sticks out a bit further than the actual hole saw, so it drills the pilot hole, then the hole saw chews away. |
Incorrect. For a bit the size of a hole saw you will usually need to center punch the middle to allow the bit to stay centered. If you don't have a center punch then you have to drill a series of smaller pilot holes to allow the drill to stay centered and not wander.