Forget about having to choose what glue to use for every application, with our kit you get it all. Thin Glue: Designed for fast repairs in non porous,close contact surfaces. If you need to fill, build or reinforce just combine the Thin Glue with our polyfiller ( also included in the kit) and it will instantly turn into a super hard composite that can be sanded, drilled , machined and painted, perfect for those plastics that are subject to a lot of stress. The thick glue has more viscosity , similar to a syrup so it won't drip , run or get absorbed.The thick glue will give you working time to position the parts and once you are ready spray the accelerator to make the glue set instantly. Perfect for porous materials, rough surfaces, stone , wood, mdf, cloth, denim, broken plastics, automotive parts, arts and crafts, gourd art, hard to bond plastics , shoe repair, scrap booking, and thousands of more applications.