Magnetic brush suitable for one-handed operation

The invention discloses a magnetic brush suitable for one-handed operation. The magnetic brush comprises a sleeving pipe, a connecting rod, a permanent magnet, a connecting rod cap, a first spring, asecond spring and a rotating clip, wherein the sleeving pipe adopts a housing structure without a top surface; and the connecting rod is a long circular rod and is arranged in the sleeving pipe in a sliding manner in the axial direction of the sleeving pipe. The magnetic brush disclosed by the invention has the beneficial effects that the internal structure of the magnetic brush is redesigned, double springs are used for acting on the connecting rod, and the rotating clip, a sliding groove and a clamping hole are correspondingly arranged/formed, so that the magnetic brush is convenient for a user to perform the switching operation between powder sucking and powder releasing with a single hand, and the other hand can be vacated to take a light source, a powder bottle and the like; and secondly, according to the mag