PROBLEM TO BE SOLVED: To provide a simple and inexpensive attachment for a bush cutter having secured safety and versatility.SOLUTION: A cutting blade cover 20 is fixed to the tip part of a bush cutter. The cutting blade cover 20 comprises a clip spring 21 and a cutting blade cover body 25. The clip spring 21 has a toroidal body part 22 having opened both ends, and two holding parts 23 extending to the outside from both ends, and the cutting blade cover body 25 is provided with a through hole 27a into which the holding parts 23 are inserted respectively.