Duke William of Normandy won the battle because was well prepared and had a good army. They prepared carefully for the battle. The Normans had knights on horseback who were skilful fighters.
A utility knife, metal ruler, and a hammer can be faster than trying to carefully saw an opening. Score the drywall a couple times till you are most of the way through, then just knock a hole with the hammer and break the drywall back at the score lines.
First you need to measure the distance from the edges where you will hang the drywall board to the center of the hole. Next, use a T-square and mark the center of the hole on the drywall sheet. Cutting circular holes in drywall. Step 2: Connect the hole saw drill bit to a drill machinery with torque control.Next, place the tip of the frill exactly over the center of the hole and press the start button.s you can see in the image, the holes should be drilled in the interior of the rectangle, as close as possible to the cut lines. How to cut a square hole in drywall. Step 3: Use a jigsaw or a drywall saw to cut the patch in drywall, positioning the blade in the starting holes.