Lexmark OEM Lexmark T640 Screws Parts Packet;Compatibility:Lexmark T640,Lexmark T640DN,Lexmark T640DTN,Lexmark T640N,Lexmark T640RN,Lexmark T640TN;Lexmark T640 Screws Parts Packet;Lexmark, LEX, 40X0253, Lexmark T640 Screws Parts Packet, Printer Part;Brand: Lexmark