Hitek Fine Chemicals' MegaEpox21 is a productive crack filler that works well on a variety of surfaces, including concrete, granite, and marble. Part A (Epoxy Resin) and Part B (Hardener) are its two main parts. Strong bonding, longevity, resistance to shrinking, and ease of application are all provided by this product. It is easy to make and apply, making it perfect for both novice and professional users. The steps in the application technique are to clean the crack, mix Part A (Epoxy Resin) and Part B (Hardener), and then distribute the mixture. The curing procedure might take a few hours or a whole day, depending on the circumstances. Once the repaired area has healed, it can be polished and smoothed if needed. Ensuring safety necessitates using protective gear, supplying enough ventilation, and storing the material in a dry, cold place.