Will the Redding 6mm ARC Deluxe Die Set fit my standard Australian reloading press?

Yes, the dies feature a standard 7/8"-14 thread interface designed for plug-and-play operation with all major reloading presses sold in Australia, including Redding, RCBS, Lyman, Lee, and Hornady.

Can I use the included Neck Sizing Die for brass fired in a semi-automatic rifle?

No, the manufacturer specifies that the Neck Sizing Die should only be used for fire-formed brass intended to be re-fired in the exact same bolt-action rifle chamber. Autoloading, semi-automatic, or straight-pull rifles require the Full Length Sizing Die included in this 3-die set to ensure reliable chambering.

What shellholder do I need to use with the Redding 6mm ARC Deluxe Die Set?

This set requires a Redding #12 standard shellholder (Part #11012) or the #12 Competition shellholder, which are sold separately. These accommodate the 6mm ARC cartridge base dimensions for smooth operation on your single-stage or turret press.

Are there any electrical compliance requirements or Australian power plugs needed for this set?

No, as a 100% manual, mechanical reloading die set containing zero electrical or electronic components, Australian 240V mains power compatibility, plug standards, and SAA/RCM regulatory approvals do not apply.

6mm ARC Die Set - Redding 84674

The Redding 6mm Arc Deluxe Die Set (MPN: 84674) is a precision 3-die set engineered for resizing fired 6mm ARC (6mm Advanced Rifle Cartridge) brass and seating new .243-inch diameter projectiles. Machined from alloy steel on precision CNC lathes and heat-treated in atmospherically controlled furnaces, this set provides complete reloading capability for bolt-action and semi-automatic platforms. Built with industry-standard 7/8"-14 threads, these unpowered mechanical dies integrate directly into standard single-stage and turret reloading presses.

Key Features

Comprehensive 3-Die Configuration: Includes a Full-Length Sizing Die with a decapping rod and neck expander button, a dedicated Neck Sizing Die, and a Standard Bullet Seating Die with a built-in crimp ring.
Alloy Steel Construction: Heat-treated in atmospherically controlled furnaces to ensure high dimensional stability and long wear life during high-volume case sizing.
Dual Sizing Versatility: Provides the choice between full-length resizing for cross-rifle reliability and fire-formed neck sizing to maximise brass life in dedicated chambers.
Universal Press Compatibility: Standard 7/8"-14 thread interface fits standard reloading presses from all major manufacturers.

Specifications

Product Name: Redding 6mm ARC Deluxe Die Set
Manufacturer Part Number (MPN): 84674
Calibre Compatibility: 6mm ARC (6mm Advanced Rifle Cartridge / .243 in projectile)
Die Set Type: 3-Die Set (Full-Length Sizing Die, Neck Sizing Die #81674, Standard Seating Die)
Thread Interface: Standard 7/8"-14 threaded dies
Required Shellholder: Redding #12 standard shellholder (Part #11012) or #12 Competition shellholder (sold separately)
Decapping Assembly: Part #32242 (included in Full-Length Sizing Die)
Power Requirements: Completely mechanical / unpowered

Who is the Redding 6mm ARC Deluxe Die Set for?

Australian long-range precision shooters loading 6mm ARC bolt-action rifles — provides dedicated neck sizing via the 3-Die Set configuration to extend brass life and maintain fire-formed case concentricity when chambering rounds into the same 6mm ARC bolt-action rifle.
Varmint hunters reloading 6mm ARC for bolt-action and semi-automatic platforms — utilises standard 7/8"-14 press threads and a full-length sizing die to return 6mm ARC cartridge brass to factory dimensions for reliable feeding and chambering across various action types.

Less suitable for: Reloaders requiring custom neck-tension control or micrometer seating adjustments; competitive shooters needing exact thousandth-of-an-inch neck adjustments should look to bushing-style sizing dies with micrometer-adjustable seating dies instead.

SKU	RD41954LP
Model #	84674
Brand	Redding
Shipping Weight	1.0000kg

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Redding 84674 6mm Arc Deluxe Die Set 3-Die Precision Steel

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