FIG. 1 is an upper right side perspective view of the dental tool handle, bristles shown in dashed lines, representing unclaimed environment, and forming no part of the claimed design;
FIG. 2 is a rear view in elevation thereof;
FIG. 3 is a right side view in elevation thereof;
FIG. 4 is a front side view in elevation thereof;
FIG. 5 is an upper front perspective view thereof;
FIG. 6 is a lower rear perspective view thereof;
FIG. 7 is an upper right side perspective view of the dental tool handle, with bristles removed so as to expose the design features of the tip;
FIG. 8 is a rear view in elevation thereof;
FIG. 9 is a right side view in elevation thereof;
FIG. 10 is a front side view in elevation thereof;
FIG. 11 is an upper front perspective view thereof; and,
FIG. 12 is a lower rear perspective view thereof.
Dashed lines represent unclaimed environment and form no part of the claimed design.