Cold stamping die, using a punch, is generally a die for stamping hardware devices. The gap between the female die and the male die depends on the blanking thickness. The thicker the mold, the larger the gap, and the smaller the point, generally between 0.03 and 0.06. Plastic mold, injection molding machine, used for die casting plastic parts. After melting, the plastic is pressed into the mold, and the finished product is taken out after cooling.