Redding Expander Button 25Cal 257 (RExpB004) Brand_ATA Nosler's integral Partition supports the

Nosler's integral Partition supports the expanded mushroom and retains the rear lead alloy core

seating and crimping needed to load great lead bullet ammo

levers and other metal surfaces subjected to friction

cubic shaped

precise measurements and tolerances for anvil heights and stability in extremes of temperatures and humidity

Redding Expander Button 25Cal 257 (RExpB004) Brand_ATA Nosler's integral Partition supports theThis is a factory replacement size button for use with Redding sizing dies for bottleneck cases. These size buttons are carefully machined from quality steel alloy and then hand finished and inspected to ensure consistent, reliable performance. Technical Information Notes: Replacement size button for Redding sizing die