Roofer tools include chisels, saw blades, clamps, drills and bits, fastener drivers, hand saws, and marking tools. Roofers cover structures with materials like shingles, slate, asphalt, aluminum and wood. They align roofing materials, apply layers of asphalt and gravel, and install flashing and underlayment. Skills include equipment selection, operation and control, coordination, and installation. Abilities include body equilibrium, strength, stamina, flexibility, explosive strength and manual dexterity. Knowledge of building/construction and mechanics is required.