Patent ID: 7810548

Claim:
A cutter for removing excess metal from a casting with a press, said cutter comprising: plural rows of cutting blades progressively arranged in a step-wise increasing cutting portion depth size order of equal widths and having a change in form from a first cutting blade, smaller in size than a final shape of the excess metal to be removed, to a final cutting blade, a shape of the final cutting blade being a same shape as the final shape of the excess metal to be removed, the plural rows of cutting blades, from the first cutting blade to the final cutting blade being arranged so that the first cutting blade used is ahead of all other cutting blades and the other cutting blades are used in an order of a single punching motion from the first cutting blade to the final cutting blade, the cutting blades being formed from cutting blades divided into at least two right and left rows and the cutting blades being mounted to a cutter mounting base by bolts and pins so as to be replaceable, a plurality of openings arranged vertically in the cutting blades, said bolts and said pins extending into the openings in the cutting blades and into the cutter mounting base for removably positioning by the pins and removably attaching by the bolts, the cutting blades on the cutter mounting base.