Redding Full Length Die Set for Bottleneck Cases, .450 Bushmaster

The Redding Full Length Die Set for Bottleneck Cases, .450 Bushmaster (brand part no. 80781) is a two-die set built to full-length resize .450 Bushmaster bottleneck brass and seat bullets to SAAMI-spec dimensions. Redding machines these dies on Hardinge super-precision lathes from the finest alloy steels available, then heat-treats them in atmospherically controlled furnaces so they hold their tolerances for a lifetime of reloading. The full-length (FL) resizing die carries a decapping rod assembly with a neck expander, while the seating die (ST) includes a bullet guide, built-in crimp ring, and proper seating plug for consistent .450 Bushmaster ammunition.

Key Specifications

• Full-length resizes .450 Bushmaster bottleneck brass to fit any standard SAAMI chamber.
• FL resizing die includes a decapping rod assembly with a neck expander (size button).
• Seating die (ST) includes a bullet guide, built-in crimp ring, and seating plug.
• Machined on Hardinge super-precision lathes from premium alloy steels.
• Heat-treated in atmospherically controlled furnaces for long-term tolerance retention.
• Packaged in a die box that doubles as a loading block with a spare decapping pin and hex wrench.
• Ships at 1.72 lb for the two-die set.

Frequently Asked Questions

What’s included in the box? The full-length sizing die, the seating die, a spare decapping pin, a hex wrench, and a slot for your shellholder.

Will it fit any rifle chambered for this cartridge? Yes, Redding guarantees these dies produce ammunition that fits any standard SAAMI chamber for .450 Bushmaster, regardless of action type.

Is this die set specific to .450 Bushmaster? Yes, both dies are machined specifically for .450 Bushmaster brass.

Buy the Redding Full Length Die Set for Bottleneck Cases, .450 Bushmaster

Lathe-turned precision and furnace-controlled heat treatment are why Redding dies keep producing SAAMI-spec .450 Bushmaster ammunition reload after reload. This set gives you everything needed to size and seat from the same trusted die maker. Order it from our Lubbock, Texas gun shop for fast, insured shipping. Order it through Redding‘s reloading dies lineup and keep your .450 Bushmaster handloads consistent from case to case.