The Hornady PTX Universal Powder Drop Expander streamlines your reloading process by combining powder dropping and case mouth expansion in one efficient step. Available in multiple diameters including .355 .357 .400 .430 .451 .452 .475 and .500 inches.Hornady PTX Universal Powder Drop ExpanderCompatible with Quick Change Powder Die systemsWorks with case-activated powder drop setupsEliminates need for separate case mouth expander dieAvailable in calibers from .355 to .500 inchesSimple insertion into powder die for immediate useThis innovative reloading component saves time and simplifies your setup by expanding the case mouth to the desired diameter while the powder measure sits directly on top creating a more efficient reloading workflow.