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

Custom Quality Jacket: Engineered to exhibit unmatched accuracy

Precision CNC machined from high strength 6061-T6 aluminum alloy

This adapter fits the 21st century neck turner unit and inside fits the KM Shooting brand of neck turning arbors

Adjustable for brightness and give the camera a perfect view of the darkest inspection areas

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.