The Lee Deluxe Rifle 3-Die Set is the most flexible and accurate die set available. Both the collet neck sizing die and the full length sizing die are included in addition to the bullet seating die. The collet neck sizing die will allow you to produce ammunition that is fire-formed to the chamber of one rifle. Use the full length sizing die to produce ammunition to factory-new specifications using cases fired in other guns. Shellholder, powder measure, storage box and load data included.