The ornamental design for a wrench, as shown and described.
1. Wrench
1.1 : Perspective
1.2 : Front
1.3 : Back
1.4 : Right
1.5 : Left
1.6 : Top
1.7 : Bottom
1.8 : Cross-sectional
1.9 : Enlarged
1.10 : Reference
This article is a wrench used for holding the body, for example, when the fitting is fastened and fixed to the body of a valve, and the distance between the movable jaw and fixed jaw can be changed by rotating the handle (see reference view of the reproduction 1.10); all parts shown in the dotted lines in reproductions 1.1-1.4, 1.6-1.8, and 1.10 form no part of the claimed design; the entire righthand portion in reproductions 1.2, 1.6-1.8, and 1.10 outlined with dotted lines forms no part of the claimed design; the entire lefthand portion in reproduction 1.3 outlined with dotted lines forms no part of the claimed design; the reproduction 1.8 is a cross-sectional bottom view cut horizontally at the center of the reproduction 1.7; the reproduction 1.9 is an enlarged view of left side portion of the reproduction 1.2; the reproduction 1.10 is a reference view showing a state in use of this article.