Redding

Redding Titanium Nitride Bushing for .272 Reloading and Precision Shooting

RED76272

Choosing the appropriate Redding bushing for your dies is a critical step in achieving precise and consistent metallic and semi-metallic reloading results. The most straightforward method to determine the correct bushing size involves measuring the external neck diameter of your previously loaded cartridges using a high-precision micrometer or caliper. After obtaining the average smallest neck diameter, subtract 0.001 inches from this measurement. In the majority of cases, this calculated dimension will represent the optimal bushing size, ensuring a precise neck-to-bullet tension that promotes uniform bullet seating and consistent chamber pressures.

When utilizing a Redding “S” type die without performing neck turning on your brass cases, it is advisable to select a bushing that is 0.002 inches smaller than the smallest average neck diameter. This approach minimizes neck expansion and extends brass life by reducing unnecessary neck stress. Additionally, the included expander ball with the “S” die should be employed to maintain consistent neck tension and bullet retention across all rounds. The expander ball works by uniformly expanding the case neck after resizing, ensuring reliable bullet grip and optimal concentricity during the reloading process.

Redding’s extensive testing has demonstrated that cases with thinner neck walls—still within SAAMI tolerances—can experience significant neck expansion after firing, ranging from 0.006 to 0.010 inches beyond the loaded cartridge neck diameter. In such scenarios, selecting a bushing that is 0.001 inches larger than the loaded cartridge neck diameter can provide the ideal bullet retention. This slight increase in bushing size accommodates the expanded neck diameter post-firing, ensuring consistent neck tension without excessive pressure or bullet deformation, which is crucial for maintaining accuracy and prolonging case life.

In summary, precise measurement and selection of the correct Redding bushing size tailored to your specific brass characteristics and reloading practices are paramount for achieving superior ballistic performance and maximizing the longevity of your brass inventory. Employing these technical guidelines will optimize neck tension, bullet seating consistency, and overall cartridge uniformity, essential factors for precision shooting and reliable ammunition performance.

€59.90
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