Roofs are subjected to damage because of various types of weather exposure. If you don't take care of your roof, mold and mildew can cause structural damage and costly repairs. If you don't take care of your roof, mold and mildew can cause structural damage and costly repairs. It is important you have the proper tools to take care of your roof. First you will need a utility knife. Utility knives can be used to cut drywall, trim asphalt roof shingles, and slice through fiberglass insulation. Utility knives are quite safe to use since they have a retractable razor blade. In addition to the utility knife, you'll also need a roofing hammer that will refasten shingles and other roof coverings. A roofing hammer has two different head styles: one has a curved claw and the other has a straight claw. Most mobile windshield crack repair Arvada, CO recommend the straight claw hammer. To cut wood, shingles or roofing panels, a circular saw would be the best tool. This electrically-powered tool can cut roof panels and plywood sheathing into various different sizes. To hammer nails in, abandon the manual hammer and opt for a nail gun. Compressed air is used to push the nails from the loaded gun.