This is a test of commonsense. Complete the next sentence:

How to drill through granite
Make certain you really, really, really need to drill a hole where you're thinking about drilling one.
Consider other alternatives before you start putting holes in your granite, especially when you're working with something as expensive as a granite countertop.
Determine the ideal hole size your application requires.
Mark the area where you plan to drill. For small diameter holes, you can use a small dot.