rockydoc
08-07-2018, 01:30 PM
I have a new Miroku/Winchester M1892 357 Mag/38 Spl.
A pounded cast of the Chamber/Throat gives a ball seat diameter of .379". Groove diameter of .356".
Pin gages ( Minus .0002" gages) in the muzzle= .346" go, .347" no go.
I am about to order a mold. What size bullets should it throw?
A pounded cast of the Chamber/Throat gives a ball seat diameter of .379". Groove diameter of .356".
Pin gages ( Minus .0002" gages) in the muzzle= .346" go, .347" no go.
I am about to order a mold. What size bullets should it throw?