Elevate Your Reloading Precision with the Lee Precision Lube & Size Kit

For the dedicated handloader and precision shooter who embraces the art of bullet casting, achieving optimal accuracy and consistency hinges on one critical step: proper bullet sizing. The Lee Precision Lube & Size Kit stands as an indispensable tool designed specifically to empower you with the control needed to craft superior ammunition. This kit addresses the fundamental challenge faced by cast bullet enthusiasts – ensuring that your projectiles are perfectly sized to prevent leading in your barrel, enhance bullet stability, and guarantee reliable feeding and chambering in your firearms.

Are you seeking to maximize the performance of your cast bullets? Do you want to reduce costs by producing your own ammunition components without sacrificing quality? Or perhaps you're a seasoned reloader looking to fine-tune your process for unparalleled precision? The Lee Precision 90039 Lube & Size Kit provides the answer, transforming raw cast bullets into precision-ready projectiles. It’s an essential investment for anyone committed to mastering the full cycle of ammunition production, from casting to loading.

Unveiling the Lee Precision 90039 Lube & Size Kit: A Core Component for Custom Ammunition

The Lee Precision 90039 Lube & Size Kit is meticulously engineered to streamline the often-overlooked yet vital process of sizing and lubricating cast bullets. This comprehensive kit simplifies what could otherwise be a tedious task, allowing you to achieve professional-grade results from your own workbench. At its heart, the system utilizes a unique push-through design, a hallmark of Lee Precision's innovative approach to reloading. Unlike traditional sizing methods that might require multiple nose punches for different bullet shapes, this kit allows bullets to be pushed nose first through the sizing die. This ingenious method ensures uniform sizing across the entire bullet body and eliminates the need for any specialized nose punches, significantly simplifying your workflow and reducing clutter.

The robust steel construction of the components within the Lee Precision Lube & Size Kit guarantees durability and longevity, capable of withstanding countless sizing operations. This kit is specifically intended for use on single-stage reloading presses, leveraging the power and stability of your existing equipment. The sizer die itself features standard 7/8 x 14 threads, ensuring seamless integration with virtually any single-stage press on the market. Once sized, bullets are conveniently captured in a dedicated container, keeping your workspace clean and organized. The kit arrives complete with the essential sizer box, a sturdy sizer punch, the precision sizer die, and clear, concise instructions to guide you through the process, making it accessible for both novice and experienced reloaders alike.

The Art and Science of Bullet Sizing: Why It Matters

Understanding the critical role of bullet sizing is paramount for any reloader working with cast bullets. When you cast your own projectiles, their initial diameter can vary slightly due to factors like mold temperature, alloy composition, and cooling rates. Without proper sizing, these variations can lead to inconsistent performance.

Here's why accurate sizing with a tool like the Lee Precision Lube & Size Kit is non-negotiable:

• Preventing Leading: Cast bullets that are undersized relative to your barrel's groove diameter can allow hot gases to bypass the bullet's base, melting the lead and depositing it in the rifling. This "leading" degrades accuracy, increases bore friction, and is notoriously difficult to clean. Properly sized bullets create a tight seal, preventing gas blow-by and eliminating leading.
• Enhancing Accuracy: A bullet that precisely fits the bore will follow the rifling more consistently, resulting in improved stability and tighter groups downrange. The .001" larger than groove diameter recommendation for cast bullets is a well-established principle to ensure an optimal gas seal and engagement with the rifling, crucial for maximum precision.
• Ensuring Consistent Performance: Uniform bullet diameter translates to consistent chamber pressures and velocities, shot after shot. This consistency is the hallmark of truly precise ammunition.
• Reliable Feeding and Chambering: Oversized bullets can cause feeding issues in semi-automatic firearms and difficult chambering in any firearm. Sizing to a precise diameter ensures smooth operation.

The Lee Precision Lube & Size Kit empowers you to achieve these critical outcomes, giving you the confidence that every bullet you load is perfectly prepared for its journey down the barrel.

Key Features and Engineering Excellence of the Lee Lube & Size Kit

The thoughtful design of the Lee Precision 90039 Lube & Size Kit reflects Lee Precision's commitment to delivering high-quality, user-friendly reloading solutions. Each component is crafted to perform its specific function flawlessly, contributing to an efficient and effective sizing process.

• Integrated Sizer Die: At the core of the kit is the precision sizer die, engineered to reduce your cast bullets to a precise diameter. This die is the key to achieving the critical .001" over groove diameter fit that prevents leading and optimizes accuracy. Its internal geometry is meticulously designed to compress the bullet uniformly without deforming its shape.
• Robust Sizer Punch: The sizer punch is designed to fit securely into your press's ram, replacing the shell holder during the sizing operation. Its durable construction ensures it can withstand the force required to push bullets through the die without deforming or wearing out. The smooth finish of the punch aids in the effortless passage of bullets through the die.
• Convenient Sized Bullet Container (Sizer Box): Once a bullet has been pushed through the die, it drops directly into a specialized container. This feature eliminates the need to catch bullets by hand, preventing them from rolling off your bench and ensuring a tidy workspace. It's a small but significant detail that enhances the overall user experience.
• Standardized Threading: The sizer die features standard 7/8 x 14 threads, a universal size for reloading dies. This ensures broad compatibility with nearly all single-stage reloading presses from various manufacturers, making the Lee Lube & Size Kit a versatile addition to any reloader's setup.
• Durable Steel Construction: Crafted from robust steel, every component of this kit is built for longevity and consistent performance. The inherent strength of steel ensures that the dies and punches maintain their precise dimensions even after thousands of uses, providing reliable sizing for years to come.
• Gas Check Seating and Crimping Capability: Beyond just sizing, the kit is also designed to facilitate the seating and crimping of gas checks. Gas checks are small, copper cups typically placed on the base of lead bullets intended for higher velocities. They protect the bullet base from the hot propellant gases, preventing deformation and leading, thereby allowing cast bullets to be driven at speeds traditionally reserved for jacketed bullets. This integrated functionality adds immense value and versatility for reloaders pursuing maximum performance from their cast loads.

Mastering Your Loads: Step-by-Step Guide to Using the Lee Precision Lube & Size Kit

Using the Lee Precision Lube & Size Kit is a straightforward process, designed for efficiency and ease. Here’s a basic overview of how to integrate it into your reloading routine to achieve perfectly sized and lubricated cast bullets:

1. Preparation is Key: Begin by ensuring your cast bullets are clean and free of any debris. While the kit includes a sizer die, sizer punch, and sizer box, it's important to note that a high-quality bullet lubricant, such as Lee Liquid Alox, is essential for the sizing process and is sold separately. Have your lubricant ready according to its instructions.
2. Set Up Your Single Stage Press: Install the Lee Precision sizer die into the die station of your single-stage press. Ensure it's tightened securely according to your press's instructions.
3. Insert the Sizer Punch: The unique "push through" design of this kit means the sizer punch is used in place of a traditional shell holder in the ram of your press. Insert the sizer punch into the ram securely.
4. Lubricate Your Bullets: Apply a thin, even coat of Lee Liquid Alox or your chosen bullet lubricant to your cast bullets. Proper lubrication is crucial; it reduces the friction as the bullet passes through the die, prevents leading in the die itself, and ensures a smooth, consistent sizing operation.
5. Begin Sizing: Place a lubricated cast bullet, nose first, onto the sizer punch. As you activate your press's handle, the ram will push the bullet smoothly through the sizing die. The push-through method ensures consistent sizing from the nose to the base.
6. Seat and Crimp Gas Checks (If Applicable): If you are using gas checks, the design of the Lee Precision Lube & Size Kit allows for simultaneous seating and crimping of gas checks during the sizing process. As the bullet is pushed through the die, the gas check is precisely seated and crimped onto the bullet's base, preparing it for higher velocity loads.
7. Collect Sized Bullets: Once the bullet has passed completely through the sizer die, it will drop neatly into the specialized sizer container. This keeps your workspace clean and your sized bullets organized and ready for the next stage of your reloading process.
8. Repeat: Continue this simple process for all your cast bullets, ensuring each one meets your exact dimensional requirements for optimal performance.

Beyond the Basics: Advanced Applications and Benefits for Reloaders

The utility of the Lee Precision Lube & Size Kit extends far beyond just basic bullet preparation. It unlocks a realm of possibilities for reloaders, offering both economic advantages and enhanced ballistic performance.

• Unlocking Cost Savings: Casting your own bullets and then sizing them with this kit is one of the most significant ways to reduce the cost of ammunition, especially for high-volume shooters. Lead is often far less expensive than purchasing commercial jacketed bullets, allowing you to shoot more for less.
• Customization for Peak Performance: By selecting a sizer die that precisely matches your firearm's groove diameter (typically .001" larger), you gain an unparalleled level of control over your ammunition's specifications. This customization ability allows you to fine-tune loads for specific firearms, achieving accuracy levels that off-the-shelf ammunition often cannot match.
• Enhanced Bullet Performance: Properly sized and lubricated bullets contribute significantly to overall load performance. The consistent diameter ensures uniform bullet release from the case neck, stable flight, and predictable accuracy. The ability to seat gas checks means you can push your cast bullets to higher velocities without compromising accuracy or causing excessive leading, expanding their application to a wider range of firearms and shooting activities, including hunting and competitive shooting.
• Environmental Considerations: For many, casting and reusing lead alloys is also a more environmentally conscious approach to shooting, reducing the demand for new lead products and potentially recycling spent lead from bullet traps.

Achieving Optimal Results: Tips for Using Your Lee Lube & Size Kit

To get the most out of your Lee Precision 90039 Lube & Size Kit, consider these tips for optimal performance and longevity:

• Cleanliness is Crucial: Ensure your cast bullets are clean before sizing. Any debris can scratch the die or the bullet, affecting consistency and performance.
• Proper Lubrication: Do not skimp on lubricant. A thin, even coat of a high-quality bullet lube like Lee Liquid Alox is essential for smooth sizing and to prevent lead build-up in the die.
• Inspect Your Dies: Periodically inspect your sizer die for any residue or wear. While steel is durable, proper care ensures precision.
• Follow Instructions: Always refer to the included instructions for detailed setup and usage guidelines specific to your Lee Precision Lube & Size Kit.
• Press Setup: Ensure your single-stage press is securely mounted and in good working order. A stable press contributes to consistent sizing operations.

Frequently Asked Questions by Reloaders

Here are common questions prospective users of the Lee Precision Lube & Size Kit often ask:

• Q: Why do I need to size my cast bullets?
  A: Sizing cast bullets is crucial to achieve a consistent diameter, which prevents leading in your firearm's barrel, improves accuracy by ensuring a proper fit with the rifling, and guarantees reliable feeding and chambering of your ammunition. It ensures optimal bullet performance for every shot.
• Q: Is the Lee Lube & Size Kit compatible with my single stage press?
  A: Yes, the Lee Precision 90039 Lube & Size Kit is designed with standard 7/8 x 14 threads, making it universally compatible with nearly all single-stage reloading presses available on the market.
• Q: How does the 'push-through' design benefit me?
  A: The push-through design simplifies the sizing process by allowing bullets to be pushed nose first through the die. This eliminates the need for specific nose punches for different bullet shapes and ensures uniform sizing along the entire bullet body, making the process more efficient and versatile.
• Q: Can I use this kit for different calibers?
  A: The Lee Precision 90039 Lube & Size Kit itself is a universal system that includes the sizer box, sizer punch, and a sizer die. The sizer die included in this kit determines the specific caliber it will size. To size different calibers, you would need to ensure the appropriate sizer die is included within this specific kit, or acquire the correct die for that caliber, which then integrates seamlessly into this kit's system. Always verify the specific die size that comes with your chosen kit.
• Q: What are gas checks and when do I use them?
  A: Gas checks are small, usually copper, cups that are crimped onto the base of a cast bullet. They are typically used when loading cast bullets to higher velocities (above 1200-1400 fps, depending on the alloy). Gas checks protect the bullet's base from hot propellant gases, preventing deformation and reducing leading in the barrel, thereby allowing cast bullets to perform effectively at speeds usually reserved for jacketed bullets. The Lee Lube & Size Kit facilitates their seating and crimping.

The Lee Precision Legacy: A Brand Trusted by Reloaders

Lee Precision has a long-standing reputation as a leader in the reloading industry, known for its innovative designs, robust products, and commitment to providing accessible tools for reloaders of all experience levels. The Lee Precision 90039 Lube & Size Kit embodies this philosophy, offering a reliable, efficient, and user-friendly solution for a critical aspect of cast bullet reloading. When you choose Lee Precision, you're investing in a product backed by decades of engineering expertise and a deep understanding of what reloaders truly need. Their focus on practical design and durable materials ensures that their tools, including this essential kit, stand the test of time and deliver consistent results.

Secure Your Lee Precision Lube & Size Kit at DEGuns

Ready to take control of your cast bullet ammunition production? The Lee Precision 90039 Lube & Size Kit is available now at DEGuns. Enhance your reloading precision, reduce costs, and experience the satisfaction of crafting truly custom ammunition designed for peak performance. Visit DEGuns.com today to add this indispensable tool to your reloading bench.

Feature	Specification	Included Components
Brand	Lee Precision	Sizer Box
Series	Kit	Sizer Punch
Model	Classic Bullet Sizing	Sizer Die
Function	Size Bullet	Instructions
Material	Steel
Finish	Silver
Compatible With	Single Stage Presses
Media Type	Cast Bullets
Quantity	1 Kit
Weight	0.99 lbs
SKU	40661
UPC	734307900397
MPN	90039