Mike Matteson's latest activity

Carey, I think that you are over thinking the issue. Just back down and work up carefully. Brass Rockwell hardness may also vary within...

Varget H4350,H4831,H1000, H4895. I use IMR 4064 in my 220 Swift.

I keep pounding the ground over temp stable powders Some powder change as much as 1.75 & more fps per degree. That turn into pressure...

I do a lot of reduction of necks. I have change 300 WM to 308 NM, 300 WM to 338 WM, 280AI to 6mm/280AI's. Some take me four steps to get...

Those little vent holes in the side of the action and bolt body are very important, if/when there is a case rupture. Otherwise, all...

Case in point, how many barrels have you seen ruptured/cracked/distorted at the barrel shoulder or barrel nut? The action will let go...

Consider this. The max chamber pressure from saami you will see on any round is about 65k. 6.5 creed is 62k 300 Rum is 65k. The brass is...

Did you mean 270 Win? You can take 30/06, 7mm, and 270 and reduce the neck size to fit the 25/06. Infact I have a few 25/06's or my...

I didn't really know the man. He did response to me on a rifle that I had built. I still keep that in my mind. He'll be remember and...

I like many others enjoyed reading his posts.

Man, I miss JE’s knowledge, his civility, and his willingness to help anyone who asked. A rare breed.