by tightening bolts and screws down there is a Phillips head and a flat head for a - looking nail a flat head for a + looking nail a Phillips head.
Screwdriver help people to work fast
A phillips screwdriver helps you by getting more grip on a screw than a flat blade can.
To enhance the torque applied with a slotted screwdriver, you can use a longer screwdriver for more leverage, ensure the screwdriver tip fits the screw slot properly, and apply steady pressure while turning the screwdriver. Additionally, using a screwdriver with a larger handle can also help increase torque and effectiveness.
A torque screwdriver is one that is specifically design to ensure a screw is tightened sufficiently but not excessively. Used to help maintain quality assurance the torque screwdriver is used in manufacturing, maintenance and mechanical production.
to help for closing locks for homes and cars in the olden days
Because it holds the screw straight while you insert it. There is also a 'split blade' screwdriver for this purpose.
Screws help by keeping things in place. Only if you have a screwdriver...
A stubby screwdriver is a screwdriver that is much smaller than the average screwdriver. It is used to get into places not easy to access with a regular screwdriver.
A Phillips screwdriver is a screwdriver for use with Phillips screws.
A Phillips screwdriver is a screwdriver for use with Phillips screws.
A slotted screwdriver is properly used as... a screwdriver.
The tip of the screwdriver