FIG. 1 is a perspective view of a drill chuck embodying the design of a first embodiment of the present invention;
FIG. 2 is a front elevation view of the drill chuck illustrated in FIG. 1;
FIG. 3 is a back elevation view of the drill chuck shown in FIG. 1;
FIG. 4 is a right side view of the drill chuck shown in FIG. 1;
FIG. 5 is a left side view of the drill chuck shown in FIG. 1;
FIG. 6 is a top view of the drill chuck illustrated in FIG. 1;
FIG. 7 is a bottom view of the drill chuck illustrated in FIG. 1;
FIG. 8 is a perspective view of a drill chuck embodying the design of a second embodiment of the present invention;
FIG. 9 is a front elevation view of the drill chuck illustrated in FIG. 8;
FIG. 10 is a back elevation view of the drill chuck shown in FIG. 8;
FIG. 11 is a right side view of the drill chuck shown in FIG. 8;
FIG. 12 is a left side view of the drill chuck shown in FIG. 8;
FIG. 13 is a top view of the drill chuck shown in FIG. 8; and,
FIG. 14 is a bottom view of the drill chuck shown in FIG. 8.
The broken line indicia seen throughout the drawing views is for illustrative purposes only and forms no part of the claimed design. The broken lines depicting portions of the drill chuck in FIGS. 1 through 8 form no part of the design of the first embodiment.