The Gorilla All Purpose Wood Filler Wood Repair Kit is a versatile product suitable for both professional and amateur use. Included in the kit are a 3" putty knife, an 8oz tub of wood filler, and a sanding block, making it convenient for various repairs around the home. The wood filler is designed for use on both the outside and inside of wooden surfaces, with medium grit for a smooth finish. Made with high-quality materials sourced from the USA, this kit by The Gorilla Glue Company is a reliable choice for all your wood repair needs.