This durable and lightweight 9-1/4″ pizza oven brush is filled with sturdy but gentle crimped brass bristles. This brush is used to “scrub” the oven of carbon deposits, rust, and the build-up of food that is baked on. A full-length scraper blade for the tough-to-tackle residue and grime is included. A 42″ long, thick wooden handle is attached to the brush block. POB-B Pizza Oven Replacement Brush. To replace the brush, the scraper and handle can be easily removed from the brush with a screwdriver. The block has pre-drilled holes for easy replacement.