Measuring the distance from bolt face to the lands seems to be rather imprecise. Variation from one attempt to another is typically 0.005". Usually it's recommended to repeat measurements several...
Type: Posts; User: Bagheera
Measuring the distance from bolt face to the lands seems to be rather imprecise. Variation from one attempt to another is typically 0.005". Usually it's recommended to repeat measurements several...
I trim every third firing. After 3 shots, they've grown .005" to .010" and it seems to vary from one case to another.
I trim to a length midway between SAAMI max and min. It's ideal if you...