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steve4102 · October 17, 2011, 04:48 PM

The best Neck Sizing die made is available in 257 Roberts AI and it's cheap. Just pick up a Lee Collet Neck die and you are good to go. The Lee Collet die will work with a standard 257 and the AI.

October 17, 2011, 04:48 PM	#11
steve4102 Senior Member Join Date: December 23, 2005 Location: Minnesota Posts: 2,952	The best Neck Sizing die made is available in 257 Roberts AI and it's cheap. Just pick up a Lee Collet Neck die and you are good to go. The Lee Collet die will work with a standard 257 and the AI.