Although power trowels often are used for their speed and efficiency to finish large slab areas, hand tools are still required for slab edges, steps, and other tight areas where power trowels can't maneuver. And hand tools are still the best way to finish smaller slabs, such as residential flatwork. But in order for these tools to work their magic, finishers must choose the right tool for the job, know how to use it properly, and understand the importance of timing. Here are tips for using the basic finishing tools needed by most flatwork contractors: bull floats and darbies, edgers, groovers, hand floats, and steel trowels.