3M Scotch-Weld Concrete Repair, 600, grey, self-leveling, part B, 5 gal. (19 L) 3M Scotch-Weld Concrete Repair DP600 is a quick-curing, two-component polyurethane adhesive designed to repair cracks, spalls, and breaks in concrete, masonry and stoneThis rapid-setting concrete adhesive hardens in as little as five minutes, eliminating down time without lengthy disruptions to day-to-day services. Product Information Brand 3M Part # 7010170293 Line Scotch-Weld Origin Country USA Product Type Concrete Repair Product InformationAllows for sanding refinement and smooth finishesBonds dissimilar substrates including concrete, masonry, ceramic, wood, and metalDispenses with a regular caulk gun or Duo-Pak cartridge systemIdeal for minor repairs on building construction, walkways, stairways, pools, decks, and patiosLow viscosity and self-levels for horizontal installations