... : 1.Laser printer parts and consumables: like toner cartridge, OPC drum, magnetic roller, PCR, fuser film sleeve, wiper/doctor blade, ... .Copier and fax parts and consumables: like toner cartridge, OPC drum, developer unit, paper pickup roller, upper fuser roller, pressure ... Service 1. Toner cartridge, we use high quality OPC, Blades, PCR, MAG ROLLER, SCC chip, Korea toner to fill black toner cartridge ...