The utility model relates to an art supplies technical field, the more specifically can supply painting brush for fine arts of pigment that says so, the painting brush can supply pigment by oneself to wave the painting brush and lay the pigment misce bene with compounding inslot portion hitting of rolling pearl, need not to dip in and get pigment, for the user provides convenience, accelerate drawing quality. Be provided with sponge stick mounting hole on the painting brush pole, install the overhead pigment manhole that is provided with. The lower extreme at the painting brush pole is connected to the installation head, and the painting brush head sets up in the installation overheadly. In the sponge stick mounting hole that the sponge stick set up at the painting brush pole, the compounding groove sets up the inside at the painting brush pole to the compounding trench is in the top of sponge stick. The top in the compounding groove is connected to pigment storage ball to communicate between compounding groove and the pigment storage ball. Hitting the rolling pearl and setting up in the inside in compounding groove, cover connection is in the upper end of painting brush pole. The top at the upper cover is connected to the link.