Kuphulika kwa mchenga kumapambana pakuchotsa zonse zokutira, utoto, zomatira, dothi, masikelo amphero, zowotcherera, slag, ndi oxidation pamtunda wonse wa gawolo. Madera kapena mawanga pagawo amatha kukhala ovuta kufikako mukamagwiritsa ntchito abrasive disc, flap wheel, kapena mawilo a waya. Zotsatira zakuti zigawo...
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