Hartness 3x36 flat turret lathe with cross-sliding head, equipped for bar work, 1910. The turret lathe is a form of metalworking lathe that is used for repetitive production of duplicate parts, which by the nature of their cutting process are usually interchangeable.
Cheek swelling may be caused by an infection or allergic reaction. A dental issue may lead to swelling of the cheek. A doctor will press gently along the jawline to check for lymphadenopathy. Dental procedures such as wisdom teeth removal may lead to significant cheek swelling. An ice pack can help reduce swelling.
Re: numbness on right side of lips and part of cheek. There is something called Bell's palsy which is a temporary condition that causes partial paralysis on one side of the face. It is caused by a virus and goes away. It could be something like that. In order to know you need to see a doctor.