For those of you who want the best in pistol dies consider a Redding Titanium Carbide Set. Titanium carbide has the highest hardness of nay readily available carbide and provides a slick non-galling surface. The price is a little higher but no lubrication is needed and your cases will glide through the sizing die.
Titanium Carbide Die Set includes the carbide sizing die, expander die, and the bullet seating die with built-in crimp ring. Use these sets in a single stage press.
Sinclair, Issue:3B, Page:049