With a machine-ground surface of over 122mm (4.5), this perfectly smooth heavy-weight roller holds a greater quantity of ink than our standard range allowing greater coverage and perfect results every time. A hand-ground concentric EPDM rubber surface is a medium hard 60 shore and gives excellent pickup and deposit of all types of ink. This tool is the choice for the artisan printmaker with good recovery to indentation, and resistance to common printing chemicals. Perfect for printmaking, wood engraving and woodcut.