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.
Timber and lumber are basically wood and they mean the same thing. Timber/lumber is wood used as building material, or a tree considered as a source of wood instead of as a â¦ plant.It can also mean a beam or a person who is a timber, thought the person meaning I've not heard of much. Answer Timber is usually the wood as it grows or is felled.t is done before treating the lumber with chemicals. Some lumber does not require incising. Lumber that doesn't r â¦ equire incising are Southern softwoods. Incising does effect the ultimate strength of the lumber, but not by much, say 2 to 5%.