Kugwiritsa ntchito carbide burrs: Tungsten carbide rotary file chimagwiritsidwa ntchito mu makina, galimoto, shipbuilding, makampani mankhwala, luso kusema ndi madipatimenti ena mafakitale, zotsatira zake ndi zodabwitsa, ntchito yaikulu ndi: (1) kumaliza mitundu yonse ya zitsulo nkhungu patsekeke, monga nkhungu ya nsapato ndi zina zotero.(2)...
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