21st Century - Steel Neck Turn Arbor Size:20cal One piece gauge that will

One piece gauge that will check overall length to indicate the need for trimming

Shooters around the world will appreciate the accuracy and extreme long range performance of the 7mm 197 grain HPBT (#1997)

Custom Quality Jacket: Engineered to exhibit unmatched accuracy

Precision CNC machined from high strength 6061-T6 aluminum alloy

Inspired by the NXS

21st Century - Steel Neck Turn Arbor Size:20cal One piece gauge that will21st Century Innovation Turning Arbors are machined for the perfect fit for the turning operation, thus proper neck tension. Precision CNC machined from high grade stainless steel. Can be used as an expander mandrel for setting neck tension. These are sized . 002" (+ . 0002") below bullet diameter.