Graphite Rod
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Carbon Graphite Qws Dub Round Graphite Bar Conductive Lubricating Qws
Graphite pas nrig (round) yog Nrog cov ntsiab lus siab carbon thiab tshwj xeeb kub thiab hluav taws xob conductivity, nws tau dhau los ua cov khoom siv tsis hloov hauv kev lag luam tsheb thauj mus los, kev tswj hwm lub zog, thiab lwm yam tseem ceeb.
