The nine-tooth fork refers to the rake with nine rake nails, also known as the nine-tooth fork and the nine-piece steel fork. It is mainly used to build railways, mines, mines and other projects. It is a practical small tool! Nine-tooth steel forks are often used for the finishing of the ballast at the foot of the track bed, the refurbishment of the side slope of the track bed, and the collection of loose ballast and weed removal. The steel fork is arranged in a spade shape with nine teeth, and the long handle is installed from 1.8 to 2.0m, and it is operated by one person when in use.