Modern tools can make everything easier and faster. Today, we can avoid fatiguing operation like unfastening and fastening nuts. There is nothing difficult about it if you need to unfasten and fasten only one nut, but it becomes very difficult when you have five, ten, or even twenty nuts. Another important factor is that nuts should be fastened properly to make sure the load is disturbed evenly between the nuts.
The best thing about modern tools is that they can help with the work we did manually. For example, you can unfasten and fasten nuts manually, but modern tools can make everything a lot easier. Modern impact wrenches have many useful functions to do everything you may need.
When involving in the home or professional repairs, everybody needs the best heat gun to handle a wide array of home or professional repairs. A flameless tool operates neatly without damaging the surfaces. Some cheap models have a too low temperature to cope with home improvement projects.