The ornamental design for a broom and mop headcover kit, as shown and described.
FIG. 1 is a front elevation view of a broom and mop head cover kit showing the new design, with a first mop head cover, a second mop head cover, a first broom head cover, a second broom head cover, and a third broom head cover shown in a first orientation;
FIG. 2 is a rear elevation view thereof;
FIG. 3 is a right side elevation view, the opposite side being a mirror image, thereof;
FIG. 4 is a top plan view thereof;
FIG. 5 is a bottom plan view thereof; and,
FIG. 6 is an isometric view shown in a second orientation thereof.
The evenly spaced pattern of broken line in FIGS. 1 and 6 depicts stitching and forms part of the claimed design. The crisscross pattern of lines in the figures represents material that is understood to be distributed uniformly over the surface of the broom and mop head cover kit. The dot-dot-dash broken lines in FIG. 6 depict environmental subject matter forming no part of the claimed design. The broken lines in FIGS. 1 through 6 indicating connection surfaces form no part of the claimed design.