Build a Tool for Firearms




gtag('event', 'conversion', {'send_to': 'AW-712304244/oIW_COKwoNwCEPTM09MC'});

Firearm Icon

Custom Firearm & Gun Tools

Custom Chamber Reamers and Other Firearm Tools by Valley Tool

Valley Tool, Inc. is a trusted leader in manufacturing precision gun tools for the firearms industry. Precision firearms begin with precision tooling.  That’s why we proudly manufacture a wide variety of solid carbide cutting tools including chamber reamers, picatinny rail cutters and form cutters for rifle barrel machining.  In fact, we offer nearly a dozen chamber reamers for different calibers including:

401 Shotgun | 45 Colt | 45/70 Govt. Saami | 30/30 Winchester
22 Win Mag Rim | 22 Long | 17 HMR | 308 Winchester | 44 Remington | 6.5 Creedmore| 357 Magnum

Our experienced engineers allow for our customers to approach us with their most complex challenges while we provide them with exceptional accuracy to meet the exact tolerances of the firearms industry. At Valley Tool, we consistently exceed our customers’ expectations in quality, accuracy, repeatability and delivery. All tools are proudly made in the USA in our Appleton, Wisconsin facility.  Equipped with state-of-the-art machinery, we meet the growing demands and futuristic visions of our customers. Whether you need a quote or application support, our expert engineering team is eager to assist with your cutting application to develop your solution!

BUILD A TOOL by Selecting a Style


Click on any of the option from the list of firearm tools below to begin building the precision cutting tool your application demands.  Enter your exact measurements, choose your desired tool material and our engineers will begin crafting your order.  From small batches to production quantity tooling replacements, our reputation of providing excellence in gun tool manufacturing and uncompromising dedication to quality, promise a product that exceeds your expectations every time.

Submit a Part Print or Sketch HERE and our Engineers will Design a Tool Specific for your Application!

There is no “one-size-fits-all” solution when it comes to tooling for firearm manufacturing.  Your company requires cutting tools that fit your precise needs without exception.  That’s why Valley Tool Inc. is proud to offer fully custom tool design for all of your firearm and gun tool applications.  Firearms are complex and precise machines, requiring exacting standards on every piece and part to ensure it operates as intended.  With custom cutting tools designed by our engineers, your firearm parts are guaranteed a precise, repeatable cut every time.

Need to talk to an engineer? Click here to Call 800.734.2573 or Email

Don’t see the custom firearm tool you are looking for? 

Precision applications require custom designs , and our engineers are standing by to create the custom cutting tool your company needs to succeed. We will gladly work to your custom specifications. 

Contact us today and we will design a tool for your cutting application based upon your machining needs.

Contact us

See What Valley Tool is up to in Our Newsletter

    Office Hours

    Monday – Thursday:
    7:30 AM – 4:30 PM

    7:30 AM – 3:30 PM