Machine for styling hair in the form of long locks of hair entwined in dreadlocks includes a container body accommodating an electric or pneumatic motor. There is a handle which, in its lower front part, forms a nose through which an interchangeable harpoon needle projects, the needle being provided with at least one traction harpoon and being installed in a particular rotary position with the aid of removable device. The container body has a switch above and behind the nose. The electric or pneumatic motor has a regulator for the speed and has a shaft, which extends parallel to the interchangeable harpoon needle, rotationally coupled to it.