A roof is constantly battling the elements. If you don't take care of your roof, molds, mildew and debris can result in structural damage and costly repairs. It is important you have the proper tools to take maintain 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 pretty safe to use since they have a retractable razor blade. 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. Roofing nail guns are very efficient tools for hammering nails in. Compressed air is used to force the nails from the loaded gun strip unto the sheathing or shingles.commercial roof contractors