Redding Reloading Series B Deluxe Die Set Features Redding Deluxe Die Set for Bottleneck Cases - Deluxe die sets for bottleneck cases contain three dies. They are a special packaging of our full length die seating die with the addition of a neck (NK) sizing die. The quality and accuracy of your reloaded ammunition depends largely on the quality of the equipment you use to assemble it. Deluxe die sets for bottleneck cases contain three dies. They are a special packaging of Redding s full length die sets with the addition of a neck (NK) sizing die. Redding Reloading Series B Deluxe Die Set Specifications Brand: Redding Reloading Caliber: 26 Nosler Full Length Sizing Die Neck Sizing Die Seating Die