308 Neck Tension Gage
Use the Neck Tension Gage (NTG) as an inspection tool to quickly and accurately screen/sort a batch of brass before your bullet seating operation.
Available in five calibers, the NTG Neck Tension Gage Inspection Tool consists of four stepped diameters that increase in size until reaching the handle. Each diameter is etched on the metal tool.
The Picture shows the 284 Neck Tension Gage for example purposes, you will receive the .308 NTG when you purchase this item.
Directions: Simply insert the stepped end of the tool into the neck of your sized case, sliding it in until one of the diameters achieves a slip fit in the case neck. Use the resulting value to fine-tune your case preparation.
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