| Oki ML320 and ML321 9 Pin Dot Matrix Printers The Oki Microline 320 (80 column) and Oki Microline 321 (136 column) printers offer high throughput, incredible build quality and legendary reliability. These printers are suited for (multipart) continuous forms, labels etc. For high volume data and word processing applications, listings, shipping documents, invoices etc. |  |