Typesofwrench扳手种类
that grips the faces of the bolt or nut.The recess is generally a six-point or twelve-point opening for use with nuts or bolt heads with a hexagonal shape.The twelve-point fits onto the fastening at twice as many angles,an advantage where swing is limited.Eight-point wrenches are also ...
anadvantagewhereswing islimited.Eight-pointwrenchesarealsomadefor square-shapednutsandboltheads.Ringspanners areoftendouble-endedandusuallywithoffset handlestoimproveaccesstothenutorbolt. common sparkplug wrench boxspanner/ tubespanner Atubewithsix-sidedsocketsonbothends.Itis turnedwithashortlengthofrod(tommy...
Unfortunately, they can be more difficult to read and far less convenient than modern click-style wrenches, making them a poor choice for beginners. Note that a modern variation of the beam type is the aptly-named dial type. This version uses a gauge-style dial to indicate the torque and ...
Many variants have notches for the fulcrum’s bolt to slip into when the jaws are open, letting you lock on a specific width. They are often used for plumbing applications and can perform many of the same duties as wrenches. Snap Ring Pliers ...
end - this sizing matches that of the pipe, meaning that end can be connected directly into another fitting (just as a pipe would), but not over that size pipe. For non-plumbing applications, like refrigeration, outside diameter may be used to describe both the pipe/tubing and the ...