CIP 30br spec
.300 & .308 refer to the nominal bore size (lands) and the rifling groove diameter respectively.
Interestingly, CIP specification lists a 7.82mm (.3079) projectile max diameter for a 30br whereas for .308 win it is 7.85 (.3085)
No problem - It was hideously expensive, I believe it's the same sort of Dueblin rotary union as used in through spindle coolant VMCs
I'll post a video of it in action next time I'm chambering
No problem - It was hideously expensive, I believe it's the same sort of Dueblin rotary union as used in through spindle coolant VMCs
I'll post a video of it in action next time I'm chambering