Features RestorelifetoyourcordedDremelrotarytool! ForusewithDremelrotarytoolmodel(s):275,285,300,395,595(Type3,4,5)and6000(Type1,2)适合275，285，300，396，595，6000等型号的旋转工具UserTipsYoushouldcheckbothmotorbrushesafterevery50-60hoursofuse.Simplyunplugthetool,openthebrushcapsandremovethecarbonpiecefromtheholder.Ifthereislessthan1/8 ofcarbonleftoneitherbrush,theybothshouldbereplaced.Weofferavarietyofmotorbrushes,butyoushouldonlyusethemotorbrushthatiscompatiblewithyourtool.Twomotorbrushesareincludedineachpack.Motorbrushesconsistofacoiledspringofmetalwithapieceofcarbonattheend.Theygounderthebrushcapandrestonthearmature,providingtheelectricalconnectiontokeepthetoolrunning 碳刷的使用与更换： 使用50-60小时你应该尖沙霞碳刷，刷下马达 您应该检查使用后，每50-60小时都刷马达。只需拔下工具，打开刷盖，并取出碳片。如果有一边小于1/8英寸，就应该更换了 我们提供各种电机电刷，但你应该选择电动机刷与您的工具兼容。每包2个