Dampening Roller: These rollers contact the plate before the inking form rollers, and desensitize the non-image areas of the plate before the application of ink. Web presses utilize other configurations of dampening rollers.

Ink Roller: Rollers Ink rollers and rolls, also referred to as printing rollers, are rubber rolls that either contain ink within the roller itself or are engraved with the pattern desired to be printed.