The Dater numbering machine DN53a Series is manufactured by Ernst Reiner GmbH & Co. KG. The product has very smooth operation with optimized self-inking mechanism that comes with ink-cartridge. The text plate measures 50 mm x 30 mm that is made of engraved brass or nyloprint that measures 49 mm x 28 mm. The metal frame is highly coated that approximately weights 630 g. The figure size measures 4.0 mm and the four wheels comes with an automatic action.