Description
The Collet Neck sizing die is used for resizing your cartridge case neck to exact measurements. It functions by using a Collet to squeeze against a precision mandrel, creating a precisely aligned case neck for a perfect bullet fit while reducing runout.
Sizes only the neck and requires no lubrication.
Features & Specifications:
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- Calibre –Â 300 Win Mag
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- Includes Collet Neck Sizing Die Only
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- Thread – 7/8-14″”
- Manufactured in the USA



