If you're cutting fiberglass on a roll, you can use shears or a utility knife, but if you need to cut fiberglass panels, you'll need to use a saw. Work in an open and spacious area, and wear gloves. Cutting fiberglass can be a challenging task, but with the proper technique and tools, you can achieve a smooth and precise cut. In this blog post, we'll take a deep dive into the world of fiberglass cutting and provide you with essential tips and tricks to make your cutting job easier. You know the feeling: you're staring at a glossy fiberglass panel, a run of conduit, or a grid of rebar, tape measure in. Fiberglass is a composite material consisting of fine glass fibers embedded within a polymer resin matrix, valued for its strength and light weight.