ItisimportanttonotethattheEpsonandNECcartridgesareNOTinterchangeable.Eachstyleofcartridgehassmallphysical differencesontheexterioroftheshell.Theinternalcomponentsarethesame. NewArrivals! CompanyInfo Publications SpecialFeatures ContactUs Home DOC-0200 4. LonglifeOPCdrum[Optional] 5. Curvedneedlenosepliers Thetoolsneededtosuccessfullyandsafelyrechargetonercartridgesareasfollows: 3. RazorBladeKnife 5. WiperBlade[Optional](WB-101) 1. BlackToner 2. Feltwand 2. APhillipsheadscrewdriver 3. FoilBag