1 Most 3D work can be done with the same engraving tools used for normal 2D engraving. 2  For 3D engraving into hard materials such as metals, a collet spindle is recommended for the highest quality engraving. 3  If you plan to do work in wood or in sign materials, several sizes and architectures of router bits may be used.
Definition of timber for English Language Learners. : 1  trees that are grown in order to produce wood. â 2 used as an interjection to warn people nearby that a cut tree is about to fall. : 3  a large piece of wood that is used to form a part of a building.
hardwood. n. 1. (Forestry) the wood of any of numerous broad-leaved dicotyledonous trees, such as oak, beech, ash, etc, as distinguished from the wood of a conifer. 2. (Forestry) any tree from which this wood is obtained.