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LEE 90862 CARBIDE FACTORY CRIMP DIE 40 SMITH & WESSON AND 10MM AUTO
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SKU: 90862-734307908621
Overview
Built for handloaders working with .40 S&W and 10mm Auto, this carbide factory crimp die combines sizing and crimping in one step to help produce rounds that chamber smoothly. It applies a taper crimp, and the adjusting screw lets you set the crimp level with straightforward control. Because trim length is not critical, it can reduce the extra case prep typically associated with trimming and chamfering. The result is a practical finishing tool for shooters who want a more consistent crimp in their ammunition.
Why Hunters Choose the Lee Precision
Sizes Cartridge
While crimping for consistent chambering
Applies Taper
Crimp for .40 S&W and
Adjusting Screw
Quickly sets the desired crimp
Trim Length
Is not critical, reducing case-prep
Designed Support
Firm crimp for dependable ammunition
Key Features
- Carbide Factory Crimp Die for .40 Smith & Wesson and 10mm Auto
- Sizes the cartridge while crimping for positive chambering
- Applies a taper crimp
- Adjusting screw sets the desired amount of crimp
- Trim length is not critical, reducing case preparation time
- Designed to support a firm crimp for dependable ammunition
Best Used For
- Handloaders loading .40 S&W or 10mm Auto who want a taper crimping die
- Reloaders seeking a sizing-and-crimping step for more consistent chambering
- Users who prefer quick crimp adjustment with an adjusting screw
- Shooters working with cases where trim length is not critical
- Reloaders focused on firm crimping for dependable ignition with slow-burning powders
Specifications
| Adjusting Screw | Yes |
|---|---|
| Caliber | 40 Smith & Wesson and 10mm Auto |
| Crimp Type | Taper Crimp |
| Die Type | Factory Crimp Die |
| Material | Carbide |
| Product Type | Carbide Factory Crimp Die |
| Trim Length Critical | No |
Pros
- Sizes the cartridge while crimping for consistent chambering
- Applies a taper crimp for .40 S&W and 10mm Auto
- Adjusting screw quickly sets the desired crimp amount
- Trim length is not critical, reducing case-prep steps
- Designed to support a firm crimp for dependable ammunition
Considerations & Trade-offs
- This die is specific to .40 S&W and 10mm Auto, so it is not a general-purpose crimping tool for other cartridges.
- It adds a separate sizing/crimping step, which may be useful for consistency but also means one more operation in the loading process.
- The taper crimp and adjustable screw allow setup control, but the final crimp level still depends on correct adjustment for the load being assembled.
- The description notes trim length is not critical, but that does not remove the need to follow proper reloading practices for the cartridge and load data.
Suggested Comparisons
- Handloading dies
- Cartridge crimp dies
- Ammunition reloading tools
- Pistol caliber reloading accessories
Suggested Accessories
- Reloading press
- Case trimmer
- Chamfer/deburring tool
- Cartridge case gauge
Frequently Asked Questions
What cartridges is this die made for?
It is made for .40 Smith & Wesson and 10mm Auto.
What does the carbide factory crimp die do during loading?
It sizes the cartridge while applying a crimp, and it applies a taper crimp.
Is case trim length critical with this die?
No. The product description says trim length is not critical, which can reduce the need for trimming and chamfering.
How is the crimp adjusted?
The die uses an adjusting screw that quickly and easily sets the desired amount of crimp.
Why would a hunter or shooter want a firm crimp?
The description says a firm crimp is essential for dependable and accurate ammunition, and it helps avoid poor ignition of slow-burning magnum powders.