SmoothFinish, also called as Precision Wallpaper Installation Tool (PWIT), is a tool that helps install wallpaper more easy, quick and accurate. This project introduces a new product known as the Precision Wallpaper Installation Tool (P.W.I.T), a magnificent product which is portable, budget-friendly, and also does not require electricity, which is supports sustainable and innovation (SDG 9). This product made up of Polyvinyl Chloride which is durable and lightweight.