Difference between Wrenches and Spanner

WRENCHES vs SPANNER: NOUN

A hand tool that is used to hold or twist a nut or bolt
A wrench having a hook, hole, or pin at the end for meshing with a related device on another object.
A wrench.
One who or that which spans.
An instrument for clasping and turning a nut on a screw, or for any similar purpose, as turning the wheel in cocking the old wheel-lock firearms, fastening and unfastening the couplings of fire-hose, etc.; a screw-key or screw-wrench. Spanners are made either with a hole to fit the shape of the nut, as square or hexagonal, or with movable jaws that can be tightened over a nut or a coupling of any shape.
A cross-brace.
In the parallel motion of a marine steam-engine, a rod which connects the jointed rods with the radius-bar; also, in some of the earlier engines, the hand-bar or lever by which the valves were moved for the admission and shutting off of the steam.
A span-worm or looper.
The lock of a fusee or carbine; also, the fusee or carbine itself.
An iron instrument having a jaw to fit a nut or the head of a bolt, and used as a lever to turn it with; a wrench; specifically, a wrench for unscrewing or tightening the couplings of hose.
A hand tool for adjusting nuts and bolts.
A hand tool shaped like a small crank handle, for winding the spring of a wheel lock on a musket.
A problem, dilemma or obstacle; something unexpected or troublesome (in the phrase spanner in the works)
A stupid or unintelligent person; one prone to making mistakes, especially in language.

Third-person singular simple present indicative form of wrench.
Twist or pull violently or suddenly, especially so as to remove (something) from that to which it is attached or from where it originates
Twist suddenly so as to sprain
Twist and compress, as if in pain or anguish
Make a sudden twisting motion

Socket wrench, Dongles, Wrests, Braces, Taps, Keys, Spanners, Wrick, Rick, Sprain, Pull, Turn, Wring, Twist, Spanner

Hammer, Socket wrench, Screwdriver, Adjustable wrench, Adjustable spanner, Monkey wrench, Curly, Tightness, Key, Tightening, Torque, Stopcock, Brace, Dongle, Wrench

Screwdriver, Pushrods, Allen wrench, Torque wrench, Handsaws, Hammers, Needlenose pliers, Adjustable wrench, Socket wrench, Wrick, Rick, Sprain, Pull, Turn, Twist

Lever, Hammer, Socket wrench, Screwdriver, Adjustable wrench, Adjustable spanner, Curly, Tightness, Key, Tightening, Torque, Stopcock, Brace, Dongle, Wrench

Still, Laguna should simply substitute better quality wrenches.
Ended Cone Wrenches are designed for home mechanics.
Use wrenches with inch designations for nuts with inch designations, and metric wrenches for metric nuts.
Air Impact Wrenches Rich Tool Systems sells powerful, quality air impact wrenches.
If wrenches are engaged when engine is stopped with ignition switch, wrenches will release and then engage when unit is started.
The most common types of torque wrenches that are seen are called click or beam torque wrenches.
Can you reach them with crescent, end, or box wrenches, or will it be necessary to bring socket wrenches and extensions?
Wrenches including adjustable, pipe end or socket wrenches shall not be used when jaws are sprung to the point that slippage occurs.
Torqued various flanges using wrenches, clicker bars, and hydraulic torque wrenches.
Hex shank can be used with socket wrenches, box wrenches, and open end wrenches.