Rented tools let you do the job yourself instead of hiring someone whose only attribute may be possession of a tool you don’t own or don’t care to own. Renting is also a good way to try out several brands of something expensive before you buy. A surprising variety of tools can be rented these days. You should shop around; I have found very different prices, policies, and selection at competing rent-its. One thing is common to all though: a damage deposit. Be sure and bring some cash.
Check the tool for proper operation before leaving the store. Write