Hornady Die Taper Crimp/Seater 9 mm Luger .355 44177. This Hornady reloading tool removes the flare from the case mouth and crimps the case mouth around the bullet while maintaining a sharp edge for proper head-space. The reloading tool improves feeding of reloaded cases in semi-automatic handguns. Crimp with ease when you use the Hornady Reloading Taper Crimp Die. Features of Hornady Taper Crimp Die for Reloading Presses: Useful reloading die by Hornady Removes flare and crimps case mouth around bullet Maintains a sharp edge for proper head space Improves case feeding in semi-auto handguns Package Contents: Hornady Taper Crimp Dies Hornady 44177: Die Taper Crimp/Seater 9 mm Luger .355