The ornamental design for a powerhead with toolattachment interface, as shown and described.
FIG. 1 is a perspective view of a power head with tool attachment interface showing our new design;
FIG. 2 is a front elevation view thereof;
FIG. 3 is a rear elevation view thereof;
FIG. 4 is a left side elevation view thereof;
FIG. 5 is a right side elevation view thereof;
FIG. 6 is a top plan view thereof;
FIG. 7 is a bottom plan view thereof;
FIG. 8 is a perspective view thereof mated with an exemplary blower attachment;
FIG. 9 is a perspective view thereof mated with an exemplary hedge trimmer attachment; and,
FIG. 10 is a perspective view thereof mated with an exemplary line trimmer attachment.
The broken line showing the blower attachment, hedge trimmer attachment, and line trimmer attachment are provided for the purpose of illustrating environmental structure. All other broken lines in the drawings illustrate portions of the power head with tool attachment interface. Neither the broken line showing portions of the article nor any of the tool attachments form part of the claimed design.