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Reloading Rifle Dies

Lee Collet Die Set 7mm Express 90724

$89.00 incl GST

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060015

Lee, Rifle Dies

Specifications

brand: lee
accessories: dies

Description

Lee Collet Die Set 7mm Express

Lee 7MM Express or 280 Remington Collet Die Set includes a Collet Die that uses a collet to squeeze a mandrel creating a precisely aligned case neck while reducing run out, Dead Length Bullet Seater Die, Shell Holder, Powder Dipper and Instructions/Load Data.

Specifications:

➼ Brand: Lee Precision
➼ SKU: 90724
➼ Weight: 1.11 lbs
➼ Caliber: 7mm 
➼ Type: Collet Die Set



 

Best Suited For

  • Precision rifle shooters (benchrest, target shooting)
  • Reloaders using bolt-action rifles with fire-formed brass
  • Users seeking maximum case life and consistency
  • Shooters aiming for tight groups and minimal runout
  • Reloaders who prefer no case lubrication during sizing

When To Use It

  • After brass has been fire-formed in your specific rifle chamber
  • When chasing maximum accuracy rather than versatility
  • During precision load development
  • When you want to extend brass life significantly
  • When reloading for single rifle use only

⚠️ Not ideal when:

  • Using semi-auto, lever, or pump rifles
  • Reloading mixed brass or unknown-fired cases

Technical Information

  • Model: 90724
  • Caliber: 7mm Express / .280 Remington
  • Die Type: Collet neck sizing + bullet seating die set
  • Sizing Method: Collet squeezes neck onto mandrel
  • Lubrication Required: ❌ No (neck sizing only)
  • Included Components:
    • Collet Neck Sizing Die (with decapper)
    • Dead Length Bullet Seating Die
    • Shell Holder
    • Powder Dipper
    • Load data & instructions
  • Thread: Standard 7/8"-14 press compatibility
  • Weight: ~1.1 lb

Key design features:

  • Sizes only the neck, preserving chamber fit
  • Produces excellent concentricity (low runout)
  • Eliminates need for case lube
  • Can extend case life up to ~10× vs full-length sizing

FAQs

1. What makes a collet die different?

Instead of squeezing the whole case, it only sizes the neck, improving alignment and accuracy.

2. Do I need case lube?

❌ No—because the die does not size the full case body.

3. Can I use this for semi-auto rifles?

❌ Not recommended. Neck-sized brass may not chamber reliably in semi-autos.

4. Is this good for hunting ammo?

Usually not ideal, since it doesn’t crimp and may reduce feeding reliability in field conditions.

5. Do I still need a full-length die?

Yes—for:

  • Initial case forming
  • Periodic resizing after multiple firings
  • Ammo used across different rifles

Delivery and Compliance

  • Classified as a reloading die set (non-serialized tool)
  • Generally legal to ship internationally, including New Zealand
  • However:
    • Some retailers may restrict export of reloading equipment
    • Must comply with local firearm/reloading regulations
  • No special licensing typically required for dies alone

Questions?

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