Stiff 030 Blue Poly Bristle Rotary Scrub Brush

Use this stiffer brush for medium soils on concrete and coated floors. Poly is lower cost than Nylon but shorter bristle life. 1-3/4″ bristles. The brush block is molded with shower feed holes and 5″ center hole for Liberty clutch plates (order separately). 10″- 21″ block size.