It was not known whether factory match or hand-loaded ammunition was used.

These designs were felt to have reached the limits of their development potential; especially when combined with commercially manufactured or hand-loaded ammunition.

The pistol proved capable of handling extremely "hot" loadings, and many shops sell custom or hand-loaded ammunition.

Except where extremely rare competition rules stipulate factory-assembled ammunition, benchrest shooting relies exclusively on hand-loaded ammunition, which is user-assembled, round by round, with painstaking precision.