Handloading PART VI, How to Measure Cartridge Overall Length ~ GunBlue's Complete Guide
This video, part VI of GunBlue's handloading series, provides a comprehensive guide on accurately measuring cartridge overall length (COL). It demonstrates a cost-effective method using only Scotch tape and calipers, eliminating the need for specialized gauges. The tutorial emphasizes the importance of correct COL for achieving optimal accuracy and reliability in ammunition, explaining its relationship to rifling distances.








