20 Best 9mm Dies for Precision Metalworking

9mm cartridge conversion dies are essential tools for expanding your ammunition compatibility, allowing you to resize, upset, and seat bullets for various 9mm cartridges. Our comprehensive guide evaluates the most reliable dies available, comparing features, durability, and ease of use to help you choose the right equipment for your reloading setup.

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Reviews

Lee Precision Carbide 3-Die Set 9mm Makarov

These reliable Lee Precision carbide dies transform 9mm Luger brass into 9mm Makarov ammo with precision resizing and proper case dimensions. The included universal shell holder and powder-through expanding die simplify the reloading process, while the solid carbide construction eliminates the need for case lube and reduces maintenance. The set includes a full-length sizing die, bullet seating die, and powder-thru expanding die, all backed by Lee’s detailed loading instructions and load data.

Edwards PDM9 9mm Metric Punch & Die Set

This versatile punch and die set from Edwards Ironworkers makes quick work of sheet metal projects, whether you’re working with standard or oversized round pieces. The tool steel construction promises lasting performance without compromising on accuracy. The set works perfectly with their Pedestal Die Table, giving you plenty of options for versatile sheet metal work.

Die with 5mm-9mm 5/8Hex Size

Made from high carbon steel or high speed steel, these American-made dies feature etched sizing and advanced geometry for precise threading. With options for both metric and fractional sizing, they’re built to last through tough maintenance and repair jobs. The 5/8-inch hex design allows for versatile use with either specialized die stock or standard wrenches, making them invaluable for those working in tight spaces.

Drillco 336E090A 9mm-1.00 Carbon Hex Re-Thread Dies

These precision high-carbon steel dies offer the durability needed for rethreading damaged bolts and nuts, with their extra-thick walls providing the strength to salvage tight threads. Each die matches the dimensions of a standard hex nut, ensuring compatibility with common sizes while giving you the freedom to repair threads without replacing entire fasteners.

Lee Taper Crimp Die 9mm

For those who demand precise, factory-quality crimps in their handloads, these hardened steel Lee taper crimp dies offer just the ticket. Reviewers praise their ability to produce consistently reliable seated bullets, though experienced reloaders note they’re particularly valuable for older equipment or when working with jacketed bullets that require a specialized crimp.

Lyman 7690107 MSR Precision Die System

For 9mm Luger reloading, Lyman’s MSR Precision Die System combines essential features like a small base die and separate taper crimp die for precise ammunition development. The system includes a reliable ammunition checker gauge and comes packaged in a protective storage case, complete with a black-finished professional-grade design.

Gyros 92-90912 9mm x 1.25 Metric Carbon Steel Hex Rethreading Die

The Gyros carbon steel hex die is built for tough jobs, with a rugged design that won’t give up when you’re working with damaged threads. At just the right size for your toolkit, it threads easily with any wrench and folds flat for storage. Whether you’re fixing up an old car or building something new, this die has got you covered.

RCBS 20537 9mm Sizer Die

This 9mm Luger sizing die from RCBS combines superior materials with precise engineering to deliver consistent performance every time. The carbide sizer ring eliminates the need for case lubrication while the included decapper makes case preparation faster and easier. Built to last, this American-made die has become a trusted choice for reloaders who demand the best from their equipment.

Lyman Stainless Pro Carbide Sizing Die 9mm

Made from tough stainless steel, this 9mm sizing die gives you lasting performance without rust problems. The carbide components are super smooth, making it easy to load cases even on budget presses. The spring-loaded decapping system makes sure your primers pop out cleanly every time you use it.

Lyman 9mm Luger Carbide Die Set

These Lyman pistol dies deliver precise results without the need for lubricants, thanks to their carbide insert construction. The included taper crimp die and two-step neck expander work together to create consistently accurate reloads. While some users have noted the sizing die may struggle with certain brass types, the overall quality and durability of the set have earned strong praise from experienced reloaders.

Lee 90580 9mm Powder Thru Die

This USA-made die lets you charge your 9mm case while expanding its mouth - perfect for keeping your reloading process smooth and efficient. It works great with Lee’s powder measuring systems, helping you get consistent loads every time. Whether you’re using a progressive press or a turret press, these Lee dies do exactly what they’re supposed to.

Lyman Pro Die Pack - 9mm

This precision die set makes reloading a breeze, with its tough stainless steel construction and super-smooth carbide sizing rings. The included decapping rod and micrometer adjustability show that this wasn’t just designed for quick-and-dirty reloads - Lyman really built this for serious shooters who want the best results every time.

Lee Carbide Breech Lock 3-Die Set

Every detail of this three-die set from Lee Precision speaks to its precision engineering. The colored spline drive breech bushings catch the eye, while the 7/8”-14 threads ensure rock-solid attachment to your press. Whether you’re reloading for competition or personal use, these American-made dies deliver factory-new performance with every cartridge.

Hornady 3 Die Set 9mm Luger

The Hornady 9mm Luger die set combines precision engineering with practical features that make reloading effortless. With a full-length sizing die featuring a carbide ring that eliminates the need for case lubrication, these American-made dies offer lasting performance and easy adjustments for both novice and experienced reloaders.

Lee Precision 90963 9mm Carbide 4-Die Luger Set

This reliable 4-die set handles all the essentials for 9mm Luger reloading, from sizing and expanding the case mouth to seating and crimping your bullets. The included carbide dies make quick work of reloading, while the powder measurer and storage container keep everything organized. Whether you’re outfitting a new reloading station or replacing worn equipment, this Lee set delivers the precision you need for reliable backyard ammo production.

Lee Precision Carbide 3 Die Set for 9mm Luger

The Lee Precision Carbide 3 Die Set handles 9mm Luger with precision, featuring a universal shell holder and powder dipper for versatile reloading. Engineered for durability, these carbide dies reduce maintenance needs through their self-lubricating properties. The included instruction manual and load data sheet provide valuable guidance for optimal performance.

Lyman 9mm Luger Die Set

These Lyman pistol dies deliver exceptional precision and consistency for serious pistol reloaders. The three-die set includes a tungsten carbide resizing die with hardened decapping rod, a two-step neck expanding die for proper bullet alignment, and a seating die that roll crimp bullets securely. The premium construction and smooth operation make these dies a top choice for anyone building high-performance ammunition.

RCBS 20515 3-Die Carbide Set

When you’re serious about reliable handloading, RCBS carbide dies deliver precision you can measure in thousandths of an inch. The three-die set includes a sizing/de-primer, expander, and seating unit that works beautifully with their single-stage press – once you get the hang of it. While some folks report minor thread damage with the locking nuts, the split-ring Hornady alternatives fix that right up, and the consistently excellent performance makes it worth the minor adjustment.

Lee Precision Carbide 3 Die Set

The Lee Precision Carbide 3 Die Set streamlines 9mm ammunition reloading with durable carbide dies that cut through brass effortlessly. The system’s universal shell holder and included powder dipper make set-up quick and efficient, while the precision-machined lock rings ensure your die settings remain consistent session to session. Backed by Lee’s detailed instructions and load data sheets, these American-made dies deliver reliable results for reloaders of all skill levels.

Hornady Series I 2-Die Set for 204 Ruger

Made from durable steel, these precision rifle dies offer smooth case sizing and reliable bullet seating. The well-designed locking system and all-steel construction provide long-term accuracy and ease of use. The included storage box keeps your setup organized and protects your investment.

Buyer’s Guide

9mm dies are essential tools for resizing and setting maximum pressures on 9mm cartridge cases. These dies perform two crucial functions: they resize cases to the correct overall length after firing, and they mark case heads with pressure-sensitive compounds based on the die’s adjustment setting. Selecting the right 9mm die involves considering material quality, thread style, and adjustability.

Material Quality

Invest in high-quality steel dies that offer superior concentricity and repeatability. Common materials include T6 aluminum for basic resizing, and stainless steel or high-carbon steel for precision work and pressure head marking. Higher-quality dies feature harder coatings like tungsten carbide for longer service life.

Thread Style

Standard 5/8” x 24 pitch metric dies are suitable for most reloading operations. However, dies with a 1/2” x 20 or 1/2” x 26 thread style may offer better concentricity and seating depth control. Metric dies can be more precise but require matching resizing presses. Some dies feature interchangeable screw-in bushings to accommodate different press configurations.

Adjustability

The best 9mm dies incorporate positive-locking rings or indexed knurls for precise calibration. The adjustment scale should have at least 0.001” resolution for critical reloading applications. Consider dies with extended adjusting sections for better control during headspacing and pressure marking operations.

Additional Features

Look for dies that include built-in case-drum cleaning brushes for maintaining chamber cleanliness. Some premium dies incorporate annealing ports or cooling channels to prevent case hardening during operation. The die’s handle design should provide secure, ergonomic grip during use.

FAQ

What are 9mm dies used for?

9mm die sets enable resizing and swaging brass cases to chamber length and proper diameter, preparation for reloading 9mm ammunition. They are essential tools for maintaining precise, reliable ammunition.

Die sets typically include a case neck resize die, case mouth choke die, and case extractor seat die, each performing specific tasks in the reloading process.

How do I choose the right 9mm die size?

Selecting the correct die size depends on your specific case type and ammunition requirements. General-purpose dies work for standard 9mm cases, while specialized dies may be needed for modified or non-standard ammunition.

Measure your case’s original dimensions and consult die manufacturer specifications to determine the appropriate size for your reloading needs.

What are the main components of a 9mm die set?

A complete 9mm die set usually consists of three main components: the case neck resize die, case mouth choke die, and case extractor seat die. Each die performs a specific function in the reloading process.

The case neck resize die trims the case neck to proper length, the case mouth choke die sets the correct case mouth diameter, and the case extractor seat die ensures proper extractor groove seating.

How do I properly install 9mm dies?

Start by cleaning the shell plate and die guide sleeve thoroughly. Install the case neck resize die first, followed by the case mouth choke die, and finally the case extractor seat die in that order.

Ensure each die seats properly in the die guide sleeve and check for proper alignment before securing the die into the press.

What maintenance is required for 9mm dies?

After each use, clean the die thoroughly with a brush and solvent to remove brass shavings and other debris. Check the die’s gauge for proper seating and alignment.

Store dies in a clean, dry environment, and consider applying lubricant to the working surfaces to prevent rust and maintain smooth operation.

How do I know if my 9mm die needs replacement?

Signs that indicate a die needs replacement include visible wear marks, excessive brass shaving buildup, and uneven case neck dimensions after resizing.

Compare newly resized cases to factory standards or use a case neck micrometer to measure case dimensions. Regular inspection and maintenance can help identify when replacement is necessary.

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