Cold heading dies include various types such as straight hole dies, triangular dies, extrusion dies, trimming dies, and socket dies. The method of cold pressing, shrink fitting, or taper fitting is chosen for the carbide inserts based on the specific application or customer requirements. Similarly, the carbide heading dies come in different variations such as plain hole, pointing, extrusion, trap extrusion, hexagonal, hex extrusion, flat extrusion, and trilobular to cater to the production of various types of fasteners, screws, and bolts.