| 摘要 |
An adjustable wrench is provided. The adjustable wrench comprising a grasping portion, an adjusting portion, and a positioning portion. The grasping portion is formed with a first wrench,opening clamp member. The adjusting portion is slidably coupled to the grasping portion which has formed therein positioning tooth. The adjusting portion is formed with a second wrench opening claim meter that opposes the first wrench opening clamp member. The positioning portion is pivotally connected to the adjusting portion and is pivotally displaceable into and out of a channel defined by the grasping portion. The positioning portion is also formed with a plurality of positioning teeth which engage the positioning teeth of the grasping portion when it is positioned within the channel. Rules indicative of one or more measurement scales are formed on side walls of the grasping portion such that the distance between the first and second wrench opening clamp members may be accurately measured.
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