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.