Scrub away dirt and grime with the Plastic Bristles Deck Brush. The hardwood block features tapered and threaded handle holes, while the crimped polypropylene bristles hold solutions well for general-purpose scrubbing. This brush is not affected by solvents or acids, ensuring long-lasting use.Specifications. 2 trim. 10 block. 1 Thick x 2-7/8 WideFeatures. Hardwood block with tapered and threaded handle holes. Crimped polypropylene bristles hold solutions well. For general-purpose scrubbing. Not affected by solvents or acids