The ornamental design for a sockaidtool, as shown and described.
FIG. 1 is a front perspective view of a sock aid tool showing our new design;
FIG. 2 is a left side elevational view thereof;
FIG. 3 is a right side elevational view thereof;
FIG. 4 is a bottom plan view thereof;
FIG. 5 is a top plan view thereof;
FIG. 6 is a front end plan view thereof; and,
FIG. 7 is a rear end plan view thereof.
The broken line showing of a seam in FIGS. 1, 4, and 5 is included to show an attachment seam of the sock aid tool and forms no part of the claimed design.