The ornamental design for a wrench handle containingsocketextension bar, as shown and described.
FIG. 1 is a top plan view of a wrench handle containing socket extension bar showing my new design;
FIG. 2 is a bottom plan view thereof;
FIG. 3 is a left-side elevation view thereof;
FIG. 4 is a right-side elevation view thereof;
FIG. 5 is a rear elevation view thereof; and,
FIG. 6 shows a right-side elevation view of an example wrench comprising my wrench handle containing socket extension bar design for reference.
The front of the wrench handle containing socket extension bar forms no part of the claimed design.
The broken line disclosure of the wrench handle containing socket extension bar shown in FIGS. 1, 2, 3, 4 and 6 define the boundaries of the claimed subject matter but form no part of it.