👉 A chamferer is a tool or device used in woodworking to cut or shape curved edges. They are commonly used for shaping and smoothing wood, as well as for making chamfers on gears, planks, and other surfaces. The term "chamferer" was originally used to refer to a type of saw blade that has two sharp teeth that can be used to make chamfers. In woodworking, the tool is typically called a chisel or a plane. It is often used with