I almost hate to tell you, except that it worked well. I built a dummy cartridge with the same bullet that I shoot, set at the lands. I drilled and tapped the primer hole To thread onto my cleaning rod that I chucked up in my drill. First I cleaned out all the copper filing in the throat area...
My son has a 300 WinMag that he had to send back three times before they got it fixed, but they made it into a good shooter. Initially it had a groove around the inside of the chamber so when he fired a round he could not eject it because the case swelled up into the groove. They put a new...
I have a 7 mm rem Mag that came with a tight throat just before the lands. It built up copper fouling and would not except a loaded cartridge as the bullet was larger than the inside of the copper fouled throat. Christian would not warranty it because I had used handloads in it. I honed out the...
There’s nothing wrong with using the proper powder with the proper charge, no matter how low it is. My point is don’t go below that, as I have seen the results.
Don’t ever load a pistol cartridge below minimum charge weights. I have seen a pistol totally blown up with too light of a load. The flash from the primer across the full length of the powder causes it to burn too fast, making the pressure way way too high. You can get some very mild loads using...