Find Your Diamond Plate Truck Tool Box Here

Whether you're a professional contractor managing jobsite tools, a weekend warrior hauling gear for off-grid adventures, or a dedicated DIYer who simply loves a well-organized truck bed, the right diamond-plate truck tool box is essential. It’s more than just a place to store your tools. It’s peace of mind, protection, and efficiency on the go.

At UWS, we understand that your truck is your mobile workstation, and your gear is your livelihood. That’s why our boxes aren’t just built tough — they’re built smarter. Every UWS tool box is engineered with thicker aluminum than most competitors, providing extra strength where it counts. Our signature RigidCore™ lid adds structural integrity, while the fully welded seams prevent leaks and weak points. The result? A box that’s rugged, reliable, and ready for the demands of real work.

Most Popular Diamond-Plate Truck Tool Boxes

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See What Our Customers Have to Say…

Terry P.

Craftsmanship is a A plus, the one piece tub design with solid welded corners surpasses other brands which just use a few spot welds. Best on the market and American Made!!

George A.

Priced lower than the weather guard & other higher priced units and equal to or better in terms of fit, finish and build quality. Priced higher than the “big box” versions from building supply, warehouses etc. and significantly better built and better functioning. Best truck box value BY FAR

Jack R.

Installation is 20 minutes. Nice ! The quality of the box, the paint, handles, lock, gas struts, fit and finish....Very Nice! Bought this for my 2024 GMC Canyon AT4 and was concerned that it would be too big or look out of place in the Canyon's bed. It doesn't! Super Happy!

Diamond-Plate Crossover Tool Boxes

UWS crossover tool boxes are built to deliver reliable, secure storage with maximum strength and convenience. Designed to mount across the bed rails of your truck without obstructing bed space, these boxes provide easy access to your gear while keeping it safe from the elements and prying eyes.

Engineered for jobsite toughness and long-term use, each UWS crossover box is constructed from extra-thick, diamond-plate aluminum for enhanced durability and resistance to wear. The patented RigidCore™ foam-filled lid strengthens the box against warping and flex, ensuring a solid, dependable seal every time. With a built-in MicroSeal gasket, generous interior space, and a variety of configurations to suit different truck beds and needs, UWS crossover tool boxes are the trusted choice for professionals who demand performance, protection, and peace of mind.

UWS Diamond-Plate Crossover Tool Box Key Features:

1. RigidCore Lid

RigidCore™ is a patented UWS technology engineered for superior lid strength and structural integrity. Each lid is filled with a high-density, expanding foam that hardens between two aluminum layers, creating a completely solid, reinforced core. The result is exceptional rigidity and long-lasting durability that's far beyond what a hollow-lid design can offer.

2. Extra-thick Aluminum Construction

UWS crossover tool boxes are engineered for strength and built to last. Unlike many competitors that cut corners with thin 0.045” to 0.050” aluminum, we use rugged 0.058” extra-thick diamond-plate aluminum to deliver superior durability, long-term reliability, and everyday toughness you can rely on.

3. Connecting Rod & Interior Rod Enclosure

UWS crossover tool boxes feature a connecting rod and interior rod enclosure that helps prevent bending or jamming of the lock system. It also allows for convenient operation from both the driver and passenger side of the vehicle.

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Diamond-Plate Utility Chests

UWS diamond-plated utility chests offer dependable, all-purpose storage designed for flatbeds, trailers, and other open-bed applications. Built for demanding jobs and tough environments, every UWS utility chest features extra-thick aluminum construction for superior strength and long-term durability. The patented RigidCore™ foam-filled lid adds exceptional structural integrity and minimizes flex, while corrosion-resistant stainless steel latches and a weather-resistant seal guard against moisture and debris. With rugged performance and organized storage in one durable package, UWS utility chests help you stay ready for whatever the job throws your way.

UWS Diamond-Plate Utility Chest Key Features:

1. Extra-thick Aluminum Construction

UWS diamond-plate tool boxes and storage chests are built to outlast and outperform, thanks to extra-thick aluminum construction. While many competitors rely on aluminum as thin as 0.045” to 0.050”, we use heavy-duty 0.058” diamond-plate aluminum for added durability and dependability.

2. RigidCore Lid

RigidCore™ is a patented UWS innovation designed to reinforce the lid of every tool box. The lid is injected with a hardening, expanding foam, securely sealed between two layers of aluminum. Once cured, this creates a solid, unified structure that delivers exceptional strength and rigidity.

3. Stainless Steel Paddle Handle

UWS diamond-plate utility chest boxes feature stainless steel paddle handles that combine sleek design with rugged functionality. These corrosion-resistant latches are built for smooth operation, offering a secure closure that keeps your gear protected from the elements.

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Diamond-Plate Side-Mount Tool Boxes

UWS side-mount tool boxes are designed to add secure, accessible storage along the side rails of your truck bed without sacrificing valuable floor space. Ideal for work trucks and commercial vehicles, these boxes provide convenient, above-bed access to tools and gear while leaving the truck bed free for larger cargo. Each box is built from extra-thick, diamond-plate aluminum for lasting strength and corrosion resistance, and features a MicroSeal gasket that locks out dust, dirt and debris. With weather-resistant seals, a lockable T-handle, and stainess steel cables for strong door support, UWS side-mount tool boxes will keep your tools protected, organized, and ready to go wherever the job takes you.

UWS Diamond-Plate Side-Mount Tool Box Key Features:

1. Stainless Steel T-Handle

UWS side-mont tool boxes come equipped with rugged stainless steel T-handles, designed for dependable security and everyday ease of use. These corrosion-resistant latches offer a secure, weather-resistant seal while providing a comfortable grip even with gloves on

2. Extra-Thick Aluminum Construction

UWS side-mount tool boxes are built tough with extra-thick aluminum. That added thickness isn’t just for show. It means greater durability, stronger dent resistance, and a longer life no matter where the road takes you.

3. Stainless Steel Cables

Every UWS tool box is assembled with stainless steel cable supports that allow the door to open 90° for easy loading and unloading of tools and equipment.

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Why are Tool Boxes Made from Diamond-Plate?

Diamond-plate aluminum isn’t just for looks. Though we’ll admit, nothing beats that rugged, all-business shine on the back of a work truck. But beyond its bold appearance, diamond-plate serves several practical purposes that make it the go-to choice for hardworking truck owners across the country.

1.) Scratch & Scuff Resistance

The raised tread pattern on diamond-plate aluminum isn’t just decorative—it’s functional. The texture naturally disguises dings, scratches, and scuffs that would stand out on smooth metal. That means your tool box keeps looking sharp even after years of loading, unloading, and rough use on the jobsite or the trail. It’s a surface built to take abuse and keep performing.

2.) Slip Resistance

Whether you’re climbing into your bed to grab a tool or standing on the box to load gear, diamond-plate gives you extra grip. The textured pattern creates natural traction even in rain, snow, or when your boots are muddy. It’s a subtle but critical safety feature for anyone working in unpredictable environments.

3.) Enhanced Rigidity

Despite its lightweight nature, aluminum can flex under pressure. The diamond pattern helps counteract that. The raised ridges in the tread add structural integrity to the sheet, reducing flex and increasing strength without adding unnecessary weight. It’s a smart way to reinforce the metal, which is why you’ll find diamond-plate used in everything from industrial flooring to emergency vehicles.

4.) Timeless Style

There’s a reason diamond-plate has become synonymous with utility. It looks like it means business—because it does. Whether polished to a shine or powder-coated in matte black, a diamond-plate truck tool box instantly says your truck is built to work. It adds visual toughness to your build, matching the performance and purpose you need from your gear.

5.) Increased Security
The reinforced aluminum and sturdy construction offer enhanced security, making it more difficult for thieves to access your tools.

6.)Long-Lasting Investment
Diamond plate tool boxes are known for their longevity. The materials and craftsmanship that go into their design ensure that you get a product that will serve you well for years, providing reliable storage and protection for your tools and equipment.

7.) Easy Maintenance
The smooth, hard-wearing surface of diamond plate makes cleaning and maintenance easy. Unlike other materials that can accumulate dirt and grime, diamond plate resists sticking and wiping away with little effort, ensuring that your box looks neat and functions efficiently.

8.) Versatility
Diamond plate tool boxes come in a variety of sizes and styles (such as crossover, side-mount, and underbody), offering versatility for different vehicles and storage needs. Whether you need a box for a truck bed, trailer, or utility vehicle, there’s a diamond plate box designed to fit your requirements.

UWS Diamond-Plate Truck Tool Box Advantages

UWS diamond-plate tool boxes are the perfect combination of rugged performance, long-term durability, and sharp visual appeal. Built from extra-thick aluminum, the signature diamond-plate design reinforces structural strength while creating a tough outer shell that resists bending, denting, and fatigue. This heavy-duty construction is engineered for real-world use, whether you’re on the jobsite, out in the field, or tackling tough tasks around the farm. While many tool boxes use thinner material that can flex or wear down over time, UWS tool boxes are designed to take a beating and keep performing.

The diamond-plate texture doesn’t just add strength. It also brings practical advantages. The raised tread pattern helps hide scratches, scuffs, and surface wear, maintaining a clean, professional appearance even after years of use. Whether your truck is a workhorse or part of a polished fleet, the bright, corrosion-resistant aluminum finish gives your setup a rugged, industrial edge. It’s an ideal choice for tradesmen, contractors, and truck owners who need storage that works hard and looks sharp doing it.

Every UWS diamond-plate tool box also comes packed with premium features that elevate it beyond standard storage. The patented RigidCore™ foam-filled lid delivers superior rigidity and smooth operation, while stainless steel latches provide secure closure and long-term resistance to rust. A built-in weather-resistant seal keeps tools protected from dust, rain, and road grime. From crossover and utility chests to side-mount and trailer boxes, each UWS tool box is made to handle the demands of the job, offering strength you can see and quality you can trust.

What Sets UWS Diamond-Plate Tool Boxes Apart From the Rest

1. RigidCore Lid

RigidCore™ is a patented UWS innovation that adds serious backbone to every tool box lid. Instead of a hollow design, we inject expanding foam between two layers of aluminum, creating a solid, unified lid structure. Once cured, it dramatically boosts strength, resists warping, and holds up to the daily grind far better than traditional designs.

Microseal Gasket for flatbed truck tool box

2. MicroSeal Gasket

The MicroSeal™ gasket is your first line of defense against the elements. It forms a tight, consistent seal around the lid, locking out water, dust, and debris so your tools stay protected, clean, and ready to work as hard as you do.

3. Assembled in the USA

All UWS tool boxes are proudly assembled in Perry, Florida. We believe in American manufacturing because it means higher standards, better craftsmanship, and a product you can trust day in and day out.

See the RigidCore Advantage

How to Choose the Right Diamond-Plate Tool Box for Your Truck

Choosing the right storage setup for your truck isn’t just about picking a box. It’s about making sure your tools, equipment, and workflow stay efficient, secure, and ready for the road. Here are a few key considerations to help you select the best UWS diamond-plated tool box for your truck.

1.) Assess Your Storage Needs
Consider the types of tools and equipment you need to store. If you’re carrying large power tools, choose a larger box with ample space. For smaller, more compact tools, a smaller box may suffice.

2.) Measure Your Truck Bed
Measure the length, width, and height of your truck bed to ensure a proper fit. Choosing a tool box that fits within these dimensions will prevent overcrowding and allow for easy access.

3.) Choose the Right Style
Different diamond-plated tool box styles include crossover, side-mount, and underbody options. Crossover boxes provide central storage access, side-mount boxes save bed space while providing easy access from the side, and underbody boxes keep your bed clear but still secure your tools.

4.) Lid Functionality and Operation
Opt for a tool box with a RigidCore™ foam-filled lid for added durability. Self-opening lids are also important for fast, easy access to your tools.

5.) Look for Durability and Protection
Choose a tool box made from extra-thick diamond-plate aluminum for enhanced strength and resistance to dents, rust, and the elements. A weather-resistant seal will help keep your gear protected from moisture and debris.

6.) Security Features
Look for boxes with stainless steel handles and secure locking mechanisms. A sturdy, corrosion-resistant lock will keep your tools safe and provide peace of mind when your truck is unattended.

7.) Aesthetics and Compatibility with Your Truck
Choose a tool box that complements the look of your truck. The diamond-plate aluminum finish offers an industrial aesthetic that pairs well with most truck models, while also hiding scratches and scuffs over time.

8.) Consider Your Work Environment
Take into account where you typically use your truck. If you work in harsh environments, look for a box that offers maximum protection against corrosion and can withstand the tough conditions of your job site.

how to choose the best diamond plate tool box

Why Should You Choose a UWS Diamond-Plate Tool Box for Your Truck?

Professional-Grade

UWS truck tool boxes are designed to meet the demands of hardworking professionals, offering durability, security and convenience.

Trusted Brand

We are a trusted name in the truck accessories industry, known for our commitment to quality and innovation.

Peace of Mind

With robust construction and reliable security features, you can trust UWS to keep your tools safe and secure, no matter where your work takes you.

How UWS Diamond-Plate Tool Boxes Are Made

When you open a UWS tool box, you immediately notice the difference and that’s no accident. The smooth operation of the RigidCore™ lid, the solid welds, and the overall sturdiness all speak to a level of quality that’s by design, not chance. It’s the result of a meticulous, step-by-step manufacturing process grounded in American craftsmanship and precision.

1.) Premium Aluminum Selection
The foundation of every UWS tool box starts with premium, heavy-gauge aluminum. While many standard boxes use thinner 0.045” aluminum, UWS relies on extra-thick 0.058” aluminum for superior strength, dent resistance, and a longer lifespan. This carefully chosen material is designed for consistency, strength, and corrosion resistance, ensuring a uniform, clean surface. Strong, reliable tool boxes begin with the right material—and UWS doesn’t cut corners.

2.) Precision Cutting & Forming
After selecting the highest quality aluminum, we move to CNC-controlled cutting, where each panel is laser-cut to exact specifications. Whether it’s the lid of a crossover box or the sidewall of a chest, every piece is formed with meticulous attention to detail. Our custom approach ensures that every cut, bend, and joint fits together seamlessly, optimizing both strength and usability. This precision guarantees that the box will not only look professional but also stand up to the real demands of work.

3.) TIG Welding for Seamless Strength
Our components are welded together using TIG (Tungsten Inert Gas) welding, one of the most precise and durable methods in metal fabrication. This technique creates smooth, uniform welds that bond the metal together without excess spatter, resulting in enhanced structural integrity and a sleek finish. Unlike spot welds or riveted joints, TIG welding provides continuous, full-length seams that resist stress and vibration, making UWS tool boxes ideal for rugged environments where your truck endures rough roads or heavy loads.

4.) RigidCore™ Lid Assembly
A standout feature of UWS tool boxes is the RigidCore™ lid. Each lid is injected with a solid foam core that reinforces the structure, eliminating flexing or warping even in extreme conditions. The foam core not only adds durability but also enhances noise reduction and provides a smooth, balanced operation. When you open the lid, you’ll feel the difference—it’s solid and dependable, not flimsy or hollow like inferior tool boxes.

5.) Final Assembly & Quality Check
In the final stage of production, our craftsmen complete the assembly by adding stainless steel hinges, gas struts for easy lid operation, and interior dividers or trays where needed. Each latch, handle, and seal is precisely fitted for flawless function. The MicroSeal™ gasket is also installed at this stage, ensuring that your tools stay protected from water, dust, and debris. Finally, every tool box undergoes a rigorous quality check to ensure it meets UWS’s exacting standards for performance and durability.

Diamond-Plate Aluminum Truck Tool Box FAQs

1. What are the benefits of a diamond plate tool box?

A diamond plate tool box offers a range of benefits that make it a top choice for truck owners and professionals. Built with heavy-duty aluminum, these tool boxes provide exceptional durability, resisting dents, scratches, and corrosion even in harsh environments. The diamond plate design enhances structural strength, making the box more resistant to impacts and everyday wear.

Additionally, the rugged, industrial appearance of the diamond plate finish not only looks professional but also helps conceal minor scuffs. With a secure locking system and weather-resistant seals, your tools stay safe and protected from the elements. Thanks to its long-lasting construction, easy maintenance, and versatility, a diamond plate tool box is an investment that will provide reliable storage and protection for years to come.

2. Does the diamond plate pattern affect tool box durability?

Yes, the diamond plate pattern does contribute to the durability of a tool box. The raised, textured surface of diamond plate helps to reinforce the box's structure by adding rigidity and resistance to impacts. This pattern disperses force across the surface, making it more resistant to dents, dings, and scratches compared to smooth or flat aluminum.

The design also helps conceal minor imperfections and wear, which keeps the tool box looking better over time. While the pattern itself doesn't necessarily make the material stronger, it adds to the overall structural integrity, making diamond plate tool boxes more durable and long-lasting in tough environments.

3. How do I choose the right size diamond plate tool box for my needs?

When choosing the right size diamond plate tool box for your needs, the first step is to assess the available space in your truck bed or storage area. Measure the dimensions to ensure the tool box fits comfortably without overcrowding the space or obstructing other items. Next, consider the types and quantities of tools or equipment you need to store. Larger tools or bulky items will require a bigger box, while a more compact box will suffice for smaller gear.

It’s also important to think about accessibility. If you need quick access to frequently used tools, a box with a smooth-opening lid and easy one-handed operation might be a priority. Additionally, consider the style of tool box that best fits your truck, such as crossover, side-mount, or underbody, as each offers different sizes and configurations. Finally, make sure the box you choose can handle the weight of the tools you plan to store. Larger boxes tend to be more robust and capable of carrying heavier loads. By balancing these factors, you can find the perfect size diamond plate tool box that meets your storage and accessibility needs.

4. Can you paint a diamond plate tool box?

Yes, you can paint a diamond plate tool box, but proper preparation and the right materials are key to ensuring a long-lasting finish.

5. Where can I buy UWS diamond-plate tool boxes for my truck?

UWS tool boxes are available at authorized dealers nationwide, as well as through leading online retailers.

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Disclaimers: These photographs, recommendations, and approximations are intended for demonstration purposes only and do not reflect the specifications of any particular tow vehicle, recreational vehicle, or trailer. Always consult the manufacturer’s Owner's Manual. All third-party product names, logos, brands, and other trademarks shown are the property of their respective trademark holders, and use of them does not imply any affiliation with or endorsement by them.