Redding Taper Crimp Die Features Designed for handgun cartridges which headspace on the case mouth where conventional roll crimping is undesirable. Also available for some revolver cartridges for a taper crimp or for use when loading flush seated wadcutters or case bullets which have no crimping groove ro cannelure. Manufactured to the same high quality standards as all other reloading dies. Redding Taper Crimp Die Specifications Brand: Redding Reloading Caliber: 300 AAC Blackout Reloading Die Type: Crimp