Repair, fiber-reinforced, resinous high-strength cement mortar. Contains metal beads, synthetic resins, special additives, and silica fume. It has excellent adhesion to the substrate, does not shrink, and is particularly thixotropic, with excellent workability. It is suitable for 'high-demand' repairs of concrete elements on horizontal and vertical surfaces, even on concrete ceilings, without formwork (up to 6cm thick). It restores any construction defect of concrete elements.