Lee Deluxe Carbide 4 Die Set is a great set of reloading dies for anyone looking for a set of dies that will reload accurate ammunition every time the dies used. Each Deluxe 4-Die Set comes packaged with a carbide full length die, bullet seating die, carbide factory crimp die, powder thru expanding die, universal shell holder, powder dripper, and instructions/load data. Carbide dies do not require the cases to be lubricated prior to use like non-carbide dies.