Roofs are continuously left exposed to the elements. All roofs demand constant maintenance that can be handled by the owner or a professional roofer. Here are a few supplies homeowners can use to make sure their roofs are maintained correctly. A utility knife can be used to trim shingles. They can also be used to expose nail heads. Invest in a circular saw, a roofing hammer, roofing nails, a roofing nail gun, and a pry bar. These items will help you finalize regular repair projects on your roof.home roofing replacement estimate Novi MI