Hornady 391930 Neck Turn Mandrel .338 Caliber

Precision Case Preparation for the Serious Reloader

The Hornady .338 caliber neck turn mandrel is a specialized reloading tool designed for shooters who understand that ammunition quality directly impacts accuracy and consistency.

What It Does

This mandrel allows you to turn case necks to a uniform thickness, ensuring that your cartridges fit precisely in your rifle's chamber. Neck turning removes excess brass and creates concentric, uniform case necks—a critical step for precision handloading.

Why Neck Turning Matters

• Improved Accuracy: Uniform case necks reduce bullet runout and improve concentricity
• Consistent Fit: Tighter, more predictable chamber fit
• Extended Case Life: Proper neck dimensions reduce stress and extend reloading cycles
• Competitive Edge: Essential for long-range and benchrest shooters

The Mandrel Advantage

This tool works in conjunction with a neck turning tool to guide the cutting process. The mandrel ensures consistent results across all your cases, eliminating variables that can affect shot-to-shot performance.

Who Should Use This

Neck turning is not necessary for casual shooting, but it's invaluable for precision rifle competitors, long-range hunters, and serious handloaders who demand the best possible ammunition consistency from their reloading bench.