Here is the before and after of 375 HE cases
necked, 2 on left, and then formed in hydro die... Ed
We now have 416 HE, with cases ahead and
working on maybe the ultimate 416
Here is pic of 416 HSM second from left.
Can be 3.60" to 4.00" long, ac long one pictured.
Holds 280 gr ball powder under bullet. The
3.6" case can hold about 250gr under bullet.. In picture,
1st case is 416 HE, 2nd 416 HSM, 3rd 375 He, 4th 378 WEA.