Tools & CleaningValue Tier

RCBS

Group A Full Length Die Set (.308 Winchester)

The default rifle die set and the one most reloaders should buy first. A full-length sizer with an expander-decapping unit plus a seater die, sizing to SAAMI minimum on standard 7/8-14 threads for well under a hundred dollars.

Quick Specs

Price
$53
Weight
N/A
Brand
RCBS
Category
tool

Features

  • 2-die set: full-length sizer plus seater
  • Expander-decapping unit sizes, deprimes, and expands the neck
  • Sizes to SAAMI minimum dimensions
  • Vented die body prevents trapped-air case damage
  • Standard 7/8-14 die threads

Compatibility Tags

type: reloading-dieguide-onlyuse: reloadingdie: full-lengthdie: steeluse: riflelevel: beginner

Overview

The RCBS Group A full-length die set is the die set to buy if you are buying one. It contains the two dies a bottleneck rifle cartridge actually requires: a full-length sizing die with an expander-decapping unit that sizes the case body, punches the spent primer, and expands the neck to accept a bullet, and a seater die with a bullet seater plug. RCBS sizes these dies to SAAMI minimum, which is what makes the resulting ammunition chamber in any correctly headspaced rifle rather than only in the barrel that fired the brass. The die body is vented so lubricant and trapped air cannot dent a case shoulder on the downstroke, a failure mode that ruins brass in unvented dies. Threads are the standard 7/8-14 that every press in common use accepts. Nothing here is exotic, and that is the point: it produces ammunition indistinguishable from factory on a hunting or general-purpose rifle at a price that makes the rest of the bench affordable.

Key Features

  • Full-length sizing die with combined expander and decapping unit
  • Seater die with bullet seater plug and crimp capability
  • Sizes cases to SAAMI minimum for reliable chambering in any rifle
  • Vented die body prevents trapped-air and lubricant case damage
  • Standard 7/8-14 threads fit every common press

Pros

  • +Lowest-risk first die set: covers sizing and seating with no gaps
  • +SAAMI-minimum sizing produces ammunition that chambers anywhere
  • +Vented body avoids the dented shoulders unvented dies cause
  • +RCBS parts and expander availability is among the deepest in reloading

Cons

  • Steel sizing die, so case lubricant is mandatory on every case
  • Fixed expander ball sets neck tension for you with no adjustment
  • Seating depth is set by a lock ring rather than a micrometer

Detailed Specifications

type
2-die full-length rifle set
caliber
.308 Winchester
sizing
Full-length, SAAMI minimum
dieThreads
7/8-14
caseLube
Required
sku
564956

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