The Hornady Custom Grade New Dimension Series III Rifle 2-Die Set represents fine machined craftsmanship. Articulated details offer more precise reloading, by offering easier adjustments, better alignment and smoother functioning. For slightly less popular cartridges. With one of the best quality internal finishes in the industry, Hornady Custom Grade and Match Grade Dies provide a lifetime of reloading. Guaranteed never to break or wear out from normal use.The Zip Spindle design on all full length size dies positively locks to eliminate slippage. A series of light threads cut on both the spindle and spindle collet allows you to make incremental adjustments by turning the spindle or you can easily zip up or down for larger movements. Two die set: size die and bullet seater die A second tier of bottleneck rifle cartridges. Smooth Finish Lock Rings with Wrench Flats Elliptical Expander Seater Adjustment Screw Retainer Ring In-line Bullet Seating System Built-in Crimper Easy Access Die Boxes