What is an Impact Driver? Impact drivers are tools that deliver high concussive rotational force. They are mainly used for driving screws; either insert or remove screws from work pieces that have harder density and require higher power to be drilled such as wood, metal, plaster, brick, and masonry. Drill drivers and impact drivers are similar and have the same functioning concept. The main difference between the two devices lies in the power and rotational action. Drill drivers can also drive screws but not as effective as the impact drivers and it requires more force to be applied by … [Read more...] about What Is An Impact Driver 2022