The RCBS Case Master Gauging Tool is a must-have for the serious reloader because it will help you to achieve the maximum level of accuracy in creating reloaded ammunition. This gauging tool helps to measure not only the concentricity of your case necks but also the thickness uniformity and bullet run-out as well.
Use the RCBS Case Master Gauging Tool to ensure that all of your reloading equipment is properly set up and calibrated to deliver the highest level of accuracy possible. As an added bonus this gauging tool can also detect separation of your case heads before it is evident on the outside of your cases.
$179.00
6 in stock
BJ Firearms LLC is a federally licensed firearms business focused on providing quality firearms, accessories, and related services while promoting responsible ownership, education, and community engagement.
The company was founded to serve firearm enthusiasts with knowledgeable service, real-world experience, and a commitment to professionalism and safety.
We focus on real experience, personalized service, hands-on product knowledge, and community involvement — not just sales. Our goal is to help customers make informed decisions and feel confident with their equipment.
Yes. We operate as a federally licensed firearms dealer (FFL), following all applicable federal, state, and local regulations.
Yes. We partner with trusted suppliers to provide quality products and reliable sourcing.
Yes. We partner with content creators and industry professionals to provide real-world insights and experiences.
We work with everyone — from first-time buyers to experienced enthusiasts. Education and guidance are a big part of what we do.
We offer firearms, accessories, gear, and related equipment depending on availability and customer needs.
Yes. We help customers evaluate their needs, experience level, and intended use to find the right fit.
Yes. Depending on the request, we can help source specific products or assist with custom configurations.
Yes. We actively engage in hands-on experiences, demonstrations, and community-related firearm activities when possible.
Yes. We support content that helps people learn about equipment, safety, and responsible firearm ownership.
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