Adjustable spanner
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An adjustable spanner, also called a shifting spanner or shifter or adjustable wrench, is any of various styles of spanner with a movable jaw, allowing it to be used with different sizes of fastener h
From the bottom: The first BAHCO-improvement adjustable wrench from 1892 (Enköping Mekaniska Verkstad) Adjustable wrench from 1910 with an improved handle (BAHCO) Adjustable wrench from 1915 with a slightly rounder handle (BAHCO) Adjustable wrench from 1954 with improved handle and new jaw angle of 15 degrees (BAHCO) Adjustable wrench from 1984 and the first with ERGO handle (BAHCO) Today's version of the adjustable wrench from 1992 with ERGO (BAHCO)
A type called a French key in some times and places
Chrome vanadium adjustable wrench
Adjustable wrench for hexagonal ("hex") fasteners
Bahco
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Bahco is a Swedish brand within the hand tool industry, which is now part of SNA Europe, part of Snap-on. Its roots go back to the industrial revolution in Sweden in the late eighteen hundreds, starti
Adjustable spanner
…known forms of adjustable wrench in the 21st century is an improved version of the Clyburn type; it was developed in 1891–1892. The Swedish company Bahco attributes its invention to Johan Petter Johansson, who in 1892 received a Swedish patent for it. In Canada and the United States, this type is often…
Johan Petter Johansson.
Berndt August Hjorth.
Bahco ERGO dielectric screwdriver