Small upright applicator brush with 0.010" static dissipative Nylon bristle and a static-neutral wooden handle. A heavy-duty scrubbing and duster brush that works well for getting into tight areas. The WA12 series is known as a typewriter brush. This versatile brush has a 2 x 6 row configuration, 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.