Finding a deep, durable tool box for a truck bed or underbody can protect tools, extend their life, and keep your workday efficient. This guide reviews five top choices, highlighting build quality, capacity, water resistance, and ease of access. Each option is designed to withstand demanding environments while fitting common mid-size and full-size pickups. Read on to compare features and determine which model best matches your truck, workload, and budget.
Summary Table — Selected Deep Truck Tool Boxes
| Product | Brand | Approximate Size (L x W x H) | Material & Finish | |
|---|---|---|---|---|
| COOLBAG Crossover Deep Tool Box (60″ L) | COOLBAG | 60″ x 12″ x 14″ | Aluminum, powder-coated | Lockable, waterproof, mid-size truck compatibility |
| COOLBAG Crossover Deep Tool Box (70″ L) | COOLBAG | 70″ x 20″ x 15″ | Aluminum, powder-coated | Heavy-duty organizer for pickup beds and longer spans |
| UWS EC10473 69-Inch Tool Box | UWS | 69″ length | Matte black aluminum, RigidCore lid | RigidCore lid, low-profile design, solid foam |
| Weather Guard Saddle Tool Box | Weather Guard | Full-deep, unspecified in listing | Aluminum | Secure locking, spacious interior |
| AUTOSAVER88 30 Inch Tool Box | AUTOSAVER88 | 30″ length | Aluminum, diamond plate | Sliding shelf, gas struts, robust lock |
COOLBAG Crossover Deep Tool Box (60″ L) — Mid-Size Truck Fit
COOLBAG’s 60″ long deep tool box offers a robust aluminum construction with a powder-coated finish for weather resistance. Its dimensions—60″ long, 12″ wide, and 14″ high—fit neatly under many mid-size truck bodies, enabling efficient organization of wrenches, sockets, and power tools. The lockable design enhances security against theft or casual tampering. Built to endure rugged outdoor use, this box is designed to withstand moisture, road grime, and temperature fluctuations while keeping tools protected from the elements.
Key considerations include mounting compatibility with mid-size trucks, the ease of accessing tools from either side, and overall wall thickness that supports heavy-duty use without excessive weight. The 60″ length is suitable for full-width bed applications on compact pickups, as well as narrower underbody installations. For crews that prioritize secure storage with straightforward access, this COOLBAG option balances capacity and durability.
COOLBAG Crossover Deep Tool Box (60″ L x 20″ W x 14″ H)
This variant expands to 60″ by 20″ by 14″ and is designed for trucks requiring broader storage across the bed or underbody. Like the other COOLBAG models, it uses powder-coated aluminum to resist corrosion and weather damage. The wider footprint increases tool capacity and allows easier organization of larger tools or accessories. The same lockable feature adds a security layer for valuable equipment and ladders, impact wrenches, or drill kits that need safe, reliable storage.
Performance considerations focus on the balance between width for capacity and the tolerance of mounting points within your truck configuration. For users with long tools or frequently accessed tool sets, the 20″ width provides more room for sorted compartments and accessory trays, while maintaining a rugged, weatherproof enclosure.
UWS EC10473 69-Inch Deep Aluminum Tool Box
UWS EC10473 is built with a rigid, high-strength lid—featuring RigidCore technology that reduces lid binding and enhances overall durability. The 69-inch length provides substantial storage along the truck bed, while the low-profile lid improves rear visibility. The one-piece, welded aluminum tub is 0.058 inches thick, offering a sturdy surface that resists dents and corrosion. Stainless steel paddle handles add security and longevity, ensuring the toolbox remains functional in harsh weather and road conditions.
Important factors include lid strength, ease of access, and the ability to secure tools against shifting during transit. The combination of a robust aluminum tub and a reinforced lid makes this model a solid choice for professionals who carry a wide range of tools and need dependable protection from the elements. For users prioritizing security and long-term reliability, this UWS option stands out in value and build quality.
Weather Guard Saddle Truck Tool Box — Deep Aluminum
The Weather Guard Saddle Toolbox emphasizes durable aluminum construction and a secure locking system designed to resist tampering. It provides a deep storage profile ideal for bulky hand tools, wrenches, and power tool kits. The interior is organized for efficient retrieval while maintaining weather resistance and a clean exterior appearance. The locking mechanism is engineered to deter theft while remaining user-friendly for daily use.
Key considerations include the saddle design’s compatibility with various truck bed configurations and the interior layout’s ability to handle larger or oddly shaped items. For fleets or individuals needing a high-capacity, secure enclosure with long-term resilience, Weather Guard offers a proven combination of strength and practicality.
AUTOSAVER88 30 Inch Truck Bed Tool Box
AUTOSAVER88’s 30-inch tool box offers a diamond plate aluminum construction with a sliding shelf and gas struts. The sliding shelf enables quick access to smaller tools and fasteners, while the gas struts assist with easy lid opening and full visibility of contents. The toolbox includes a robust locking mechanism for secure storage, stainless steel handles for portability, and a design suited for trucks, trailers, RVs, and even storage facilities. The combination of practical organization features and durable materials makes this a versatile option for everyday use.
Considerations for this model include total usable space versus footprint, the load capacity of the lid and shelf system, and how often you need quick-access shelving. If you prioritize frequent access to small parts and a straightforward locking system without sacrificing rugged durability, this AUTOSAVER88 box is a strong contender.
Buying Guide — Deep Truck Tool Box Considerations
When choosing a deep truck tool box, consider these factors to ensure durable performance and long-term value.
- Truck compatibility: Verify fit with your bed length (30″ to 70″+ options) and whether you need underbody or bed-mounted installation.
- Material and finish: Aluminum bodies with powder coatings resist corrosion, weather, and heavy use. Look for reinforced lids or welded tubs for added strength.
- Security features: Locking systems, tamper resistance, and stainless steel hardware protect tools in transit and on job sites.
- Accessibility: Low-profile lids and side access, plus features like gas struts or sliding shelves, improve daily use and tool retrieval.
- Storage organization: Built-in shelves, dividers, and large interior volumes help maximize efficiency and reduce tool misplacement.
- Weather sealing: A tight seal helps keep moisture out, protecting tools from rust and water damage in rain or road spray.
- Weight and installation: Heavier boxes require sturdy mounting brackets and hardware; ensure your truck can safely support the load.
- Maintenance: Aluminum boxes resist corrosion, but periodic cleaning and lubrication of hinges and latches extend life.
From mid-size to full-size pickups, the best deep tool box balances capacity with accessibility and resilience. For users who travel in varied climates or work across job sites, models with robust lids, weatherproof seals, and secure locking provide the most reliable protection for tools and equipment.