Hornady Custom Grade Series I 2-Die Set for .308 Win - Includes Sizing and Seating Dies (Model 546358)
- Type:
- Full Length Die Set
- Caliber-Gauge:
- 308 Winchester/7.62x51 NATO
- Die Type:
- Sizing/Seater
- In Set:
- 2
If you reload .308 Winchester ammunition, the Hornady Custom Grade Series I 2-Die Set gives you the core tooling to produce consistent, accurate rounds—whether you're loading for competition or hunting. This set includes a full-length sizing die and a bullet seating die, both engineered to tighter tolerances and finished to Hornady's quality standards. The polished interiors and precision fit reduce unnecessary brass wear, which means your cases last longer and your reloads stay uniform shot to shot.
The standout feature here is Hornady's patented Zip Spindle design: a quick, tool-free adjustment system that locks in place without slippage. For a reloader who values efficiency, this beats fumbling with set screws and lock rings. The sizing die returns fired brass to factory dimensions for reliable chambering; the seating die seats bullets at a consistent depth to minimize runout and give you the precision you need for tight groups. Less variation in neck tension and case geometry translates directly to more predictable ballistic performance downrange.
These dies are built for reloaders serious about getting the most from their .308 ammo, whether you're working up loads at the bench or keeping a hunting rifle fed with your own quality ammunition. The tight tolerances keep your brass in service longer and your loads more consistent, reducing the per-round cost and frustration that comes with guesswork or cheap tooling.
Key Features
- Full-length sizing die and bullet seating die for .308 Winchester
- Patented Zip Spindle design for quick, tool-free adjustments
- Polished die interiors minimize friction and brass wear
- Tight tolerances for consistent neck tension and bullet seating depth
- Designed to reduce case stress and extend brass life
Specifications
| Brand | Hornady |
| Product Line | Custom Grade Series I |
| Caliber | .308 Winchester |
| Die Set Type | 2-Die Set (Sizing and Seating) |
| Model Number | 546358 |
Frequently Asked Questions
What dies are included in this .308 Winchester reloading set?
The set includes a full-length sizing die and a bullet seating die—the two essential dies for processing fired brass and loading new rounds.
What is the Zip Spindle and why does it matter?
The Zip Spindle is Hornady's patented quick-adjust system that lets you lock in your settings without tools and prevents slippage during operation, making setup and adjustments faster and more reliable.
Will these dies work with a standard reloading press?
These are standard 7/8"-14 TPI rifle dies, compatible with most progressive and single-station reloading presses that accept industry-standard dies. Always verify your press compatibility before ordering.
Why do polished die interiors and tight tolerances matter?
Polished surfaces reduce friction, which lessens wear on your brass and lets you reload cases more times before they're retired. Tighter tolerances ensure more uniform case expansion and neck tension, leading to more consistent ballistics and better accuracy.

