Lyman Pro dies offer more features at a better price than any competitive dies available!
In Summary, each Lyman Pro Die Set includes 4 dies:
1 Sizing and decapping
2 Seating (micro adjustable)
3 Crimping (micro adjustable)
4 Rifle sets - the 4th die is an M die neck Expander.
Pistol sets - it’s a flare die to help with bullet placement