HP OneLam Combo A3 Laminator 3162 Compared to the HP OneLam 400 A3, the HP OneLam Combo A3 scores with an integrated cutter, which makes it even easier to cut your documents in straight, curled or perforated format. Through use of the angle presets and centimetre grid, your laminated documents can easily be cut to the desired size. Like the other laminators in the HP OneLam range, this handy backloader is suitable for both hot and cold lamination. With a film thickness of 75/80 to 125 microns, you can protect your pictures, timetables or important documents from business cards up to A3 format from dirt and moisture.