Tooltech brick jointer convex is a masonry finishing tool designed for finishing masonry joints. Featuring two working ends, this jointer forms 3/4in and 7/8in concave joints, allowing you to work with multiple sizes using a single tool. The convex profile compacts mortar as it is drawn across the joint, producing a smooth finish that helps reduce cracking and improves resistance to water penetration. • Dual-end design with 3/4in and 7/8in joint sizes. • Produces consistent concave mortar joints. • Compresses mortar for enhanced strength and weather resistance. • Durable steel construction. • Comfortable shape for improved handling and control.