The RCBS® Pow'r Pull® Kit is an essential tool for any reloader. Featuring a sturdy one-piece body, ergonomic handle, and 3 case-holding chucks that fit cartridges from 5.7x28mm and .22 Hornet to WSM and RUM families, this kit is a must-have for any serious reloader. Note: This kit is not for use with rimfire cartridges.