At the 2017 SHOT Show a customer came to Peterson and expressed interest in a .300 Norma case that could hold substantially higher pressures than existing casings in that caliber. So that is what the development team at Peterson set out to achieve. And they did it.

When we set out to develop the tooling to manufacture brass rifle casings in the two popular CheyTac® calibers (.408 CHEYTAC and .375 CHEYTAC) we set a number of goals for ourselves. We had heard all the complaints about the existing casings on the market and knew we had to resolve each

Pittsburgh, PA (April 11, 2019) - Peterson Cartridge Co. of Pittsburgh, PA announced the availability of its new .22 Creedmoor casings.

Indianapolis, IN (April25, 2019) Today, at the NRA Annual Meeting and Exhibits in Indianapolis, IN, Peterson Cartridge Co. of Pittsburgh, PA announced the introduction of its .284 Winchester casings.

Pittsburgh, PA (June, 2019) - Peterson Cartridge Co. of Pittsburgh, PA announces the successful completion of the tool packs to create two new, up-and-coming, long-range calibers, called the EnABELRs.

So, Peterson went back to work, designed new tooling and ran it again. Now the dimensions of Peterson's .300 Norma and .338 Norma casings mirror those made by Norma.

The .33 XC is a new caliber designed for Extreme Long Range shooting. The .33 XC has the same head and tube base diameter as a .338 Lapua magnum, but with less taper in the body. It has a steeper shoulder angle. It's longer than a .338 LM and holds quite a bit more powder. It is even taller than a

Peterson Cartridge Co. of Pittsburgh, PA today announced the addition of 6.5 x 47 Lapua to its growing family of rifle casing calibers.The 6.5 x 47 Lapua is a caliber used by top shooters around the world.

Pittsburgh, PA (November 2019) - Peterson Cartridge Co. of Pittsburgh, PA today announced the addition of 6 x 47 Lapua to its growing family of rifle casing calibers.

Pittsburgh, PA (November, 2019) - Peterson Cartridge Co. of Pittsburgh, PA today announced the addition of .25 Creedmoor SRP to its growing family of rifle casing calibers.

Pittsburgh, PA (March 28, 2020) - Peterson Cartridge Co. of Pittsburgh, PA today announced the addition of 30 Nosler to its growing family of rifle casing calibers.

Pittsburgh, PA (March 28, 2020) - Peterson Cartridge Co. of Pittsburgh, PA today announced the addition of 28 Nosler to its growing family of rifle casing calibers

Pittsburgh, PA (April 2, 2020) - Peterson Cartridge Co. of Pittsburgh, PA today announced the addition of 7mm BR Remington to its growing family of rifle casing calibers.

Since its inception in 2007, the 6.5 Creedmoor—developed by Hornady—has seen meteoric growth in its popularity. That growth persists in 2020; the cartridge continues to gain currency with hunters and shooters alike.

Pittsburgh, PA (June 20, 2020) - Peterson Cartridge Co. of Pittsburgh, PA today announced the addition of .270 Win to its growing family of rifle casing calibers.

Pittsburgh, PA (June 9, 2020) - Peterson Cartridge Co., of Pittsburgh, PA, today announced the addition of .30-06 Sprg to its growing family of rifle casing calibers.

Pittsburgh, PA (June 10, 2020) - Peterson Cartridge Co., of Pittsburgh, PA, today announced the addition of .280 Rem to its growing family of rifle casing calibers.

Pittsburgh, PA (June 9, 2020) - Peterson Cartridge Co., of Pittsburgh, PA, today announced the addition of .280 Ack Imp to its growing family of rifle casing calibers.

Pittsburgh, PA (July 20, 2020) - Peterson Cartridge Co. of Pittsburgh, PA today announced the addition of .300 Win Mag to its growing family of rifle casing calibers.

Pittsburgh, PA (July 20, 2020) - Peterson Cartridge Co. of Pittsburgh, PA announced it is producing .300 Win Mag casings in two versions. Peterson makes the traditional SAAMI spec'd version that headspaces off the belt. But it also makes a version that headspaces off the shoulder.

Pittsburgh, PA (September 1, 2020) - Peterson Cartridge Co. of Pittsburgh, PA today announced the addition of 6.5-284 Norma to its growing family of rifle casing calibers.

Pittsburgh, PA (November 2020) - Peterson Cartridge Co. of Pittsburgh, PA announces the addition of 7mm Remington Magnum to its growing family of rifle casing calibers.

Pittsburgh, PA (April 10, 2021) - Peterson Cartridge Co. of Pittsburgh, PA today announced the addition of 6.5-300 Weatherby to its growing family of rifle casing calibers.

Pittsburgh, PA (April 2021) - Peterson Cartridge Co. of Pittsburgh, PA announces the addition of .300 Weatherby Magnum to its growing family of rifle casing calibers.

Pittsburgh, PA (June 2021) - Peterson Cartridge Co. of Pittsburgh, PA announces the addition of 33 Nosler to its growing family of rifle casing calibers.