Kit includes 3 attachments: Chain saw sharpener, lawn mover sharpener, and garden tool sharpener. Attachments easily screw on to the rotary tool in place of the tool's housing cap. Sharpens dull, slow cutting chain saw blades. Lawn mower guide provides optimal sharpening angle for blades on or off the mower. Guide helps restore edge on garden tools such as shears, hoes, and shovels. Also included are spacers, gauge, wrench, 4 sharpening stones, and instruction manual.