Designed for removing concrete and brick - Are you an interior renovator in need of a durable chisel to remove mortar and plaster from walls and floors? We have developed the PRO SDS max-5C to help you get the job done reliably. The PRO SDS max-4C is a durable flat chisel for demolition and renovation work. It features a wide cutting edge for longevity. Use it with your SDS hammer drill when you need to remove plaster, mortar, gypsum, and concrete residues from floors or concrete and brick walls. Compatible with all SDS max hammer drills. Advantage: The SDS max flat chisel for concrete and masonry enables standard demolition work of various kinds. The wide cutting edge consistently removes a significant amount of material from masonry and mortar.