What is a Spanner Wrench, where to Used?

A bend or spanner is a apparatus acclimated to accommodate anchor and automated advantage in applying torque to about-face objects—usually rotary fasteners, such as basics and bolts—or accumulate them from turning.

Spanner wrenches are simple searching accoutrement that backpack a punch. Spanner wrenches accept a continued handle with which to get a acceptable anchor and accept a hook-like metal apparatus to get acceptable torque on domiciliary applications, such as accouterments and gas repair.

In British English, spanner is the accepted term. The a lot of accepted shapes are alleged advancing spanner and ring spanner. The appellation bend refers to a blazon of adjustable spanner.

Spanners appear in all shapes and sizes, abounding getting developed to accord with a specific job. By far the a lot of important application if application a spanner is to ensure that it fits the nut perfectly. Too loose, and it will annular the comers of the nut – and slip, about damaging the nut. Always buy acceptable superior spanners, artificial in carbon animate or chrome vanadium material

In American English, bend is the accepted term. The a lot of accepted shapes are alleged open-end bend and box-end wrench. In American English, spanner refers to a specialized bend with a alternation of pins or tabs about the circumference. (These pins or tabs fit into the holes or notches cut into the article to be turned.) In American commerce, such a bend may be alleged a spanner bend to analyze it from the British faculty of spanner.

Higher superior wrenches are about fabricated from chromium-vanadium admixture apparatus steels and are about drop-forged. They are frequently chrome-plated to abide bane and affluence cleaning.

Hinged tools, such as pliers or tongs, are not about advised wrenches in American English, but exceptions are the plumber bend and birthmark wrench.


Wrenches accept existed for abounding centuries, but saw a abundant blossom of development starting in the nineteenth century. The aboriginal apparent for a bend was accepted in 1835 to Solymon Merrick