A roof is consistently exposed to the elements. If you don't take care of your roof, mold and mildew can build up. 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 quite safe to use since . Besides a utility knife make sure you buy a roofing hammer with a straight claw. Invest in a circular saw to cut singles or panels. This 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.local roof repair contractors Chapin SC