A scraping device includes a first grip with a first scraping member connected thereto. A connection member is connected to the first scraping member. A second grip is pivotably connected to the first grip and has a second scraping member connected thereto. A spreading plate has multiple rounded corners, and a fixing hole is defined in the spreading plate. The connection member is connected to the fixing hole to connect the spreading plate to the first scraping member. A third scraping member is connected to the pivotal position between the first and second grips. The scraping device has multiple functions.

A tool for applying a binding agent and/or a filler is provided. The tool enables convenient and accurate application of the binding agent and/or the filler, such as adhesive or mortar for wall panels and grout between wall panels. The tool comprises a body including a front surface, a rear surface, and a plurality of edges circumferentially extending around the body, each of the plurality of edges defining a junction of the front surface and the rear surface. One of the plurality of edges comprises a plurality of teeth extending away from the body. The teeth may comprise a flat face. One of the plurality of edges may comprise a protrusion. One or more rounded corners may be circumferentially disposed around the body between two proximal edges.