Our ONLY 1:1 ratio epoxy adhesive -- This stuff is FAST!! Itís great for quick repairs and bonding. Mix small amounts - no more than 1/2 oz. of each of the resin and hardener at a time. Youíll have 1-2 minutes to use it, and 5-10 minutes to set it. You can sand in 1 hour, and full cure is in 4-6 hours.