Small easy-grip block brush with 0.005" brass/horsehair bristle, and a rectangular hardwood block handle. The horsehair bristle border helps contain liquid spray while brushing. This multipurpose brush has a 10 x 16 row configuration, with a 3/4" trim, and a brush face of 3-7/8" x 2-1/4". Wood block handle is 4-1/4" x 2-1/2". Traditionally used by professional printers and graphic artists. Very effective at safely cleaning, polishing and deburring easily scratched areas.