A pneumatic tool includes a trigger configured to perform a first operation of operating a drive part, a contact member configured to perform a second operation of operating the drive part, a timer configured to measure the time during which the drive part can be operated by the second operation of the contact member and to switch the operation mode of the drive part after the time has elapsed, and a timer switch configured to control the operation of the timer. The first operation of the trigger is transmitted to the timer switch using a transmitting member.