This small upright brush has anti-static 0.010" static dissipative Nylon bristle and a static-neutral hardwood handle. This handy brush style, also known as the keyboard brush, has a 2 x 6 row pattern, with a 1/2" trim, and a brush face of 7/8" x 5/16". Ideal for detail cleaning, such as printed circuit boards and SMT assemblies. Also great as a scrubbing and dusting brush that works well for getting into tight areas.