Hartline Products Rockite 5 lb. Anchoring and Patching Cement

Hartline Products Rockite is a fast-setting, hydraulic expansion cement formulated for high-strength repairs and secure structural anchoring. When mixed with water, it develops a smooth, pourable consistency that initially sets within 15 minutes and cures stronger than concrete within 1 hour. Ideal for interior and exterior masonry projects, this heavy-duty expansion cement is suitable for patching holes and cracks in concrete and brick. It provides dependable anchoring performance for bolts, screws, balustrades, gates, fencing, machinery, and railings.