Beech and birch wood for tumbling plastic parts. Different forms and sizes, from 4 to 12 millimeters.Other specials forms as double reverse tips.
Nylon romb for grinding tumbling for plastic parts.
Different grain, natural or impregnated with grinding-polishing-brightenning pastes for metal parts.
Liquid pastes for preparation with wooden pegs, walnut-corn granulate. Different pastes step cycle:grinding-smoothing-polishing-brightening.
Grinding preparation in the strong process is used powder pumice and oil.