The Hornady Custom Grade New Dimension Series III 2-Die Set for 7x57R Mauser (Hornady part no. 546311) brings fine machined craftsmanship to a second-tier bottleneck rifle cartridge that’s easy for die makers to overlook. This set includes a full-length sizing die and a bullet seater die, both built with the patented Zip Spindle design that locks firmly in place to eliminate slippage during adjustment. Lock rings with wrench flats, an elliptical expander, and a built-in crimper round out a die set Hornady guarantees never to break or wear out from normal use, giving 7x57R Mauser handloaders a lifetime tool for a classic cartridge.

Key Specifications

• Built for the 7x57R Mauser cartridge, a classic bottleneck rifle chambering.
• Includes a two-die set: a full-length sizing die and a bullet seater die.
• Uses the Zip Spindle design, which positively locks to eliminate slippage during adjustment.
• Features lock rings with wrench flats for secure, repeatable die-height settings.
• Includes a built-in crimper, allowing case-mouth crimping without a separate die.
• Uses an elliptical expander for smooth, consistent case neck expansion.

Frequently Asked Questions

What does this die set include? It includes a full-length sizing die and a bullet seater die for the 7x57R Mauser cartridge.

What is the Zip Spindle design? It’s Hornady’s locking spindle system that positively locks to prevent slippage during seating adjustments.

Does this set include a crimper? Yes, the seater die has a built-in crimper.

Buy the Hornady Custom Grade New Dimension 2-Die Set 7x57R Mauser

Hornady builds Custom Grade dies for cartridges other manufacturers overlook. Shop our reloading dies selection and order today for fast, insured shipping from our Lubbock, Texas shop.