A nut driver is a tool for tightening
nuts
Nut often refers to:
* Nut (fruit), fruit composed of a hard shell and a seed, or a collective noun for dry and edible fruits or seeds
* Nut (hardware), fastener used with a bolt
Nut or Nuts may also refer to:
Arts, entertainment, and media Com ...
and
bolts. It essentially consists of a
socket attached to a shaft and cylindrical handle and is similar in appearance and use to a
screwdriver.
They generally have a hollow shaft to accommodate a
shank onto which a nut is threaded. They are typically used for lower
torque
In physics and mechanics, torque is the rotational equivalent of linear force. It is also referred to as the moment of force (also abbreviated to moment). It represents the capability of a force to produce change in the rotational motion of t ...
applications than
wrench
A wrench or spanner is a tool used to provide grip and mechanical advantage in applying torque to turn objects—usually rotary fasteners, such as nuts and bolts—or keep them from turning.
In the UK, Ireland, Australia, and New Zeala ...
es or
ratchets and are frequently used in the appliance repair
and
electronics
The field of electronics is a branch of physics and electrical engineering that deals with the emission, behaviour and effects of electrons using electronic devices. Electronics uses active devices to control electron flow by amplification ...
industries.
Variations include T-shaped handles for providing the operator with a better grip,
ratcheting handles, sockets with recessed magnets for holding
fasteners, and flex shafts for bending around obstructions.
A spinner handle is a shaft and handle with a drive fitting—most commonly square axle at the end for attaching interchangeable sockets. This allows one to use a single handle with a number of sizes instead of having a separate nut driver for each size. However, a spinner lacks the benefit of a hollow shaft; thus, a common alternative system is a single handle with interchangeable ''shafts'' in each size.
See also
*
Socket wrench
*
Can wrench
References
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Mechanical hand tools