21st Century - Primer Pocket Plug/O Rings Type:Rings 0002") below bullet diameter

0002")  below bullet diameter

Resistant to solvents

These are common sizes that reloaders use to ream their cases just before seating bullets

You will need a K+M shellholder - click here and check the guide for your particular application

No adaptor needed and the attachments do not get out of line with the rod

21st Century - Primer Pocket Plug/O Rings Type:Rings 0002") below bullet diameterWeighing is a technique used to sort cases based on volume. By plugging the primer pocket, the case can be set on a precise electronic scale, filled with water and weighed. Subtracting the weight of the case and the plug from this measurement gives us the weight of the water in the case (a direct indicator of volume, no math necessary here) and the sorting process can begin.