How to Cut Drywall: Straight Cuts : Straight drywall cuts are completed with possibly a utility knife or even a keyhole saw. Using a utility knife : When reducing drywall using an utility knife, you don’t attempt to cut all the way through the drywall using the kn. The Family Handyman editor, Mark Petersen, will show you how to cut drywall perfectly straight for a perfect fit every time. The better the installation, the easier it is to tape and mud. You really only need a utility knife , drywall saw , and a straight edge. I am using a drywall square . The Last of the 6 Best Tools For Cutting Drywall 6. The Track Saw With Dust Collection. This is undoubtedly a specialty tool that won’t be appropriate for everyone or every job. It’s worth considering for it’s accuracy, speed, and cleanliness. How to cut drywall. Cutting drywall. Step 4: Score the drywall board with an utility knife from top to the bottom, several times. While cutting the paper layer, you have to hold firmly the T-square into position, otherwise you won’t obtain a perfectly straight cut. The first step in learning how to cut drywall is scoring the material correctly. After measuring your drywall, lay a T-Square on the right side of the material. Use a pencil to draw a scoring line. With a sharp utility knife or other cutting tool, follow the pencil line and lightly cut through the paper layer of drywall. How to Cut Drywall. When you're remodeling your home, adding fixtures to rooms, or building new walls, cutting drywall may be a necessary step in creating the room you have designed. Luckily, cutting drywall is an easy task. You can cut. Master the Basics of Drywall. Even an “all-thumbs” do-it-yourselfer can master the basics of how to cut drywall without worry, and even a big, sheet-wrecking mistake only costs a few bucks to remedy. In other words, it’s work that’s easy on the mind. With the right tools and this short tutorial, you can learn how to cut drywall cleanly—and keep the dust level under control.