YG20 ke mofuta oa carbide e entsoeng ka samente, haholo-holo tungsten carbide.Ha e kene kalafo ea mocheso, e na le boima bo tšoanang ba ka hare le ka ntle, 'me e loketse tlhahiso ea bongata.YG20 e loketse ho etsa li-stamping hlobo, joalo ka likarolo tsa oache tsa setempe, maqephe a selemo sa liletsa tsa 'mino, joalo-joalo,...
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