as tumbling or
- and polishing, as tumbling or, mtmwood, or barrel finishing, process called barreling, relatively small parts, rough surface, same principles, technique for smoothing, tumble finishing, tumble polishing, works upon, галтовка древесины, галтовочный барабан, лазерная гравировка древесины, шлифовальная обработка, шлифовка мелких деталей