Alcolin Polyester Chemical Anchor 300ml is primarily used for anchoring threaded rods, bolts, and rebar into concrete and stone. It also serves as a gap filler for concrete and masonry repairs, and for anchoring various items like railings, machine housings, and steel plates to concrete. Additionally, it's suitable for steel reinforcing of concrete (grouting), and can be bulked up with silica sand for general construction site gap filling