The Lee taper crimp dies hardened steel designed to overcome crimp problems caused by poor die design. These dies offer little or no advantage when used with 1986 or newer Lee dies as the crimp angle is already modified taper crimp. Jacketed bullets must have a crimp groove.
Specifications:

Type	Taper Crimp Pistol Die
Caliber	357/38 Special
Die Type
Die Series	Crimp
In Set	1
Metal Type
Adapt to Mfg
Shell Holder
Shell Holder Cap