The tool called a rasp is a special kind of wood file that’s much coarser than sandpaper, and when you use it, you rasp. … The “speak gratingly” meaning of rasp comes from the “scraping” sense of the word. If your voice sounds like a rasp against a rough surface, you’re rasping.

What is a rasp designed for?

A rasp is a coarse form of file used for coarsely shaping wood or other material. Typically a hand tool, it consists of a generally tapered rectangular, round, or half-round sectioned bar of case hardened steel with distinct, individually cut teeth.

Why are handmade rasps better?

Unlike cheaper machine-made rasps the teeth on handmade rasps are not quite uniform in their distribution on the face of the rasp, which actually results in a far better cutting action and a smoother finish on the wood.