Pure50+â„¢ Epoxy Injection Adhesive Anchoring System Print The Pure50+ is a two-component adhesive anchoring system. The system includes injection adhesive in plastic cartridges, mixing nozzles, dispensing tools and hole cleaning equipment. Pure50+ epoxy is designed for bonding threaded rod and reinforcing bar hardware into drilled holes in solid concrete base materials. It can also be considered for bonding together cured concrete and masonry materials together as well as filling large cracks and abandoned holes. Read Less