A roof is consistently battling the elements. If your roof isn't taken care of, molds, mildew and debris can result in structural damage and costly repairs. It is important you have the necessary 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 relatively safe to use since the razor-sharp blade can be retracted. Aside from the utility knife, you will 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 certified roofing contractors Superior, WI recommend the straight claw hammer. To cut wood, shingles or roofing panels, a circular saw would be the best tool. A circular saw is an electrically-powered tool can cut roof panels and plywood sheathing into an array of different sizes. To hammer nails in, abandon the manual hammer and opt for a nail gun. Compressed air is used to force the nails from the loaded gun strip unto the sheathing or shingles.