Peterson Cartridge 7mm STW Brass (Peterson part no. 40082-R) supplies handloaders of this powerful long-range magnum cartridge with match-grade rifle cases built to tight, consistent tolerances. Peterson runs its brass through small-batch production and strict quality control from raw material through final packaging, a process the company holds to a match-grade standard so reloaders see consistent results all the way to the target. For 7mm STW shooters chasing flat-shooting, high-velocity long-range performance, brass with uniform wall thickness and case capacity is what makes load development repeatable. This box holds 50 cases, ready for priming and charging.

Key Specifications

• Chambered for 7mm STW, a high-velocity long-range magnum cartridge.
• Manufactured to a match-grade standard, with consistent dimensions case to case.
• Packaged 50 cases per box, sized for a handloader’s regular reloading sessions.
• Ships at approximately 2.45 lb per box.
• Produced with uniform wall thickness, supporting consistent case capacity from piece to piece.

Frequently Asked Questions

How many cases are in this box? Each box contains 50 cases.

What makes this brass suited for long-range shooting? Peterson manufactures it to a match-grade standard for consistent case dimensions and capacity.

Buy the Peterson Cartridge 7mm STW Brass, 50-Count

Load your 7mm STW rifle with consistent brass from Peterson Cartridge. Ships fast from our Lubbock, Texas gun shop, and see our full reloading equipment lineup.