(Is it possible to do little adjustment at runtime via overrides) If your job is coming out too light or too dark you can slow down or increment the requested job speed. Border speed is the speed used for border pass (or cut) by the vectorization tool.Filling speed / Engraving speed is the speed at which an image will be filled by laser moves.From this dialog you can set final image size and offset as well as laser speed, power and laser mode.