The ornamental design for a hammer head with nailpuller, as shown and described.
FIG. 1 is a top perspective view of our new design.
FIG. 2 is a right side view thereof.
FIG. 3 is a top view thereof.
FIG. 4 is a bottom view thereof.
FIG. 5 is a front view thereof.
FIG. 6 is a rear view thereof.
FIG. 7 is a left side view thereof; and,
FIG. 8 is a bottom perspective view thereof.
The broken lines depict portions of the hammer head with nail puller in which the design is embodied that are not considered part of the claimed design.