Check the listing for details. Sinclair (Brownells) NT-5000 Large Caliber (35-50 Caliber) Neck Turning Tool. Condition: New. Listed at 89.99 USD. Photo is for reference only. Large caliber rifle cartridges are becoming more popular with competitive shooters and experimenters, and our customers have asked for a neck turning tool which will handle these large caliber cartridges. Our NT-5000 Neck Turning Tool enables the user to turn case necks from 35 to 50 caliber- even the massive BMG cases. This large caliber tool uses the same cutter adjustment system as our NT-1000 Neck Turner, and each cutter is hand stoned high-speed tool steel for the best possible cut finish. A Large Caliber Case Handle is furnished with each NT-5000 tool. Special large caliber Expander Die (available for 7/8 inches -14 presses), and large caliber turning and expander mandrels are available individually.