Premium Carbide 4 Die Set. NEW? Low Price? U. Precision, smoothness & versatility. Lyman was the originator of the Tungsten Carbide (T-C) sizing die and “Multi” concept with the addition of extra seating screws for pistol die sets. Combined with another Lyman original – the two step neck expanding die, our Multi Deluxe Die Sets offer these features: a one piece hardened steel decapping rod and extra seating screws for all popular bullet nose shapes, and all steel construction. Includes separate Taper Crimp Die. In addition to all the features of the Carbide 3 Die Sets, the premium Carbide 4 Die Sets also include a separate taper crimp die. The 4 Die Set is perfect for those loading pistol calibers that headspace on the case mouth. Stock photos shown, actual set may look a bit different, depending on caliber selected. This ad is for one set of four dies–select caliber from drop-down menu.