The Sonicrafter Tile Repair Kit includes:

Triangular Rasp - suitable for wood, plastic, hardened adhesives, thin set and masonry.

Purpose - Coarse grinding or rasping, aggressive material removal over larger areas.

Carbide Grit Blade - for grout, porous concrete and masonry.

Purpose - removing grout, cutting and shaping plaster, porous concrete and masonary. Flat on one side so you can cut into corners and flush against adjoining surfaces.

Diamond Grit Blade - ceramic and stone tile, backer board.

Purpose - scoring and cutting for precise fit.