A roof is constantly battling the elements. If you don't take care of your roof, molds, mildew and debris can build up. It is important you have the correct tools to take care of your roof. First you will need a utility knife. They can be used to cut drywall, trim asphalt roof shingles, and slice through fiberglass insulation. They are pretty safe to use since . Aside from 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 residential roof repair arnold md recommend the straight claw hammer. Invest in a circular saw to cut singles or panels. A circular saw is an electrically-powered tool can cut roof panels and plywood sheathing into various different sizes. Roofing nail guns are very efficient tools for hammering nails in. Compressed air is used to push the nails from the loaded gun.