was given an order for 200,000 rounds for their shorter cartridge, with an added case cannelure
and a knurled cannelure
on the bullet.
The cases had a firm, uniform cannelure
beneath the bullet base to prevent bullet setback on feeding.
The 180-grain 10mm Elite Performance V-Crown Jacketed Hollow Point (JHP) features a toothed cannelure
located halfway up the shank of the bullet.
Though many buffalo have been taken with the standard 300 grain .405 bullets, the "Judge G" modification (reaming the chamber to allow crimping the 400 grain Woodleigh bonded JSP and FMJ bullets at their cannelure
) allowed me to use these heavier bullets to duplicate factory ballistics of the highly respected .450/.400 Nitro Express 3" cartridge which is known to be effective on large and dangerous game such as buffalo.
<<Des chasseurs de la fin de l'age glaciaire dans la region du lac Megantic : decourverte des premieres pointes a cannelure
au Quebec.>> Recherches amerindiennes au Quebec, 34,1, 2004, 3-20.
That copper-clad steel jacket featured an alloy-lead core mechanically locked in place with a cannelure
. It was a good bullet from the get-go.
Speer's 75-grain flatnose is also primarily designed for the .25-20, but functions through the 1894's magazine when seated with the crimping cannelure
about 0.15-inch ahead of the case mouth.
When the ejector rod is pushed, the tabs protrude and engage the cannelure
of each case pulling it from the chamber.
The first step was to remove the Trophy Bonded Tip's cannelure
to reduce drag.
V-Crown features a stacked hollow point bullet design with additional hollow point cavity and a unique toothed cannelure
which ensures maximum weight retention and terminal expansion.
Its a classic cup-and-core bullet with the advantage of a crimping groove that also acts as a cannelure