Modular Tool Boxes Explained: A 3JC Guide to Smarter Workshop Storage

Let’s take a closer look at the two modular options available at 3JC.

The Modulo System is a compact and robust modular solution ideal for professionals who need to transport tools between job sites. It features:

This system is designed to be both mobile and highly functional. Whether you’re an electrician, plumber, or multi-trade worker, the Modulo box is a practical solution to keep your tools together and accessible.

Ideal for: On-the-go tradespeople who want a durable, all-in-one system they can roll with ease.

The 18″ Mobile Tool Box is a more compact option, great for everyday DIY or light trade use. It features:

While not part of a larger stackable system, this tool box provides modular benefits in the sense that it can be combined with other small boxes for grouped storage – making it a smart starting point for tool storage and growing tool collection.

Ideal for: DIYers and light trade professionals looking for a compact and affordable mobile storage solution.

When you buy modular storage from 3JC, you’re choosing:

Whether you need a rolling stackable solution or a reliable single tool box, our hand-picked selection keeps things simple, functional, and affordable.

If you’re regularly transporting tools and want an expandable system, the Modulo Modular System is ideal. For a simpler setup that still offers great value, the 18″ Mobile Tool Box delivers reliable storage in a compact format.

At 3JC, we keep things focused. Rather than offering dozens of incompatible systems, we’ve selected a small range of highly practical modular tool storage solutions that deliver on durability, usability, and price.

Whether you’re gearing up for your next project or just want to get the garage in order, our modular tool boxes make a big difference in how you store, move, and manage your kit.

Yes, the three units in the Modulo system interlock securely for stacking and transport.

Currently, the Modulo system is sold as a complete set to ensure compatibility and value.

Absolutely. The Modulo system is designed for tradespeople who need durability and mobility. The 18″ box is best for DIY or light trade use.

While we focus on complete systems, we regularly update our range – check back or contact us for future options.

Yes, the Modulo Modular Mobile Tool Box is designed as a highly portable toolbox. It features wheels, a telescopic handle, and secure stacking – making it ideal for tradespeople who frequently work across multiple locations.

Definitely. Both the Modulo system and the 18″ Mobile Tool Box are excellent storage products for DIY enthusiasts who want to keep tools organised, accessible, and easy to move around the home or workshop.

While a full range of tool chests may offer more capacity for permanent workshop setups, 3JC’s modular toolboxes are a more flexible, portable, and space-efficient alternative – especially if you’re short on room or need to move tools regularly.

Yes, both products are plastic toolboxes made from high-quality, impact-resistant materials. They’re lightweight but built to handle regular use, making them a functional toolbox option for both home and trade users.

Absolutely. The top section of the Modulo system can be used as a standalone removable toolbox, ideal for smaller jobs where you only need a few essential tools or an assortment of accessories.

While the toolboxes don’t include tools or accessories, they feature internal compartments and trays designed to accommodate a wide range of accessories, such as screws, bits, sockets, and fixings.

It depends on your needs. The Modulo system provides a three-tier setup suitable for trades or larger tool collections, while the 18″ Mobile Tool Box is more compact – ideal for quick jobs or lighter use. You can check product size details on each listing to ensure it fits your workspace or vehicle.

Yes. Both options allow you to stock tools in categories – such as electrical, plumbing, or carpentry – making them great for creating ready-to-go kits. The stackable format also means you can build multiple layers for different job types.

The Modulo system includes a wheeled base, acting as a built-in storage cart. For the 18″ box, it can be stored or transported on a trolley or shelving unit, but it does not include integrated wheels.

While these are standalone products, many users start with one system and build around it with additional storage products, such as wall-mounted bins, shelving, or portable parts organisers.