Whilst the greatest effort has been made to ensure the quality of this text, due to the historical nature of this content, in some rare cases there may be minor issues with legibility. The most common form of drop-forging die, however, is the one in which there is a central impression to Shape the forging and a side impre'ssion, called the edger, break-down or Side-cut, that helps. To properly distribute the hot steel. To make clear the use of these two sets of impressions, a drop-forging die of this description may be.