A screwdriver is a tool used for tightening or loosening screws. It usually has a handle and a long metal rod with a flattened tip that fits into the head of a screw. Full definition
Whereas the ZenFone 2 only had a removable back that didn't officially let you swap out the battery (unless you're good with screwdrivers), the Laser's battery is fully replaceable. (tomsguide.com)
When preforming these tasks, Aircraft Mechanic use screwdrivers, grease guns, wrenches, drills, lathes and other diagnostic instruments. (sample-resume-download.com)
I bought an individual phillips head screwdriver for example even though I have quite a few of them already. (humblemechanic.com)