# ToughBuilt StackTech XL Tool Box

> ToughBuilt StackTech XL Tool Box (TB-B1-B-70) is a xl tool box from ToughBuilt StackTech. It measures 21 × 16 × 15.6 in (L × W × H) and has a weather rating of IP65.

- Line: [ToughBuilt StackTech](https://modulartoolbox.com/lines/toughbuilt-stacktech/)
- Category: [Tool Boxes](https://modulartoolbox.com/compare/tool-box/)
- Size tier within its line: xl
- Status: current
- Data confidence: inferred (last verified 2026-09-30; [what this means](https://modulartoolbox.com/how-we-compare/#confidence))
- Page: https://modulartoolbox.com/products/toughbuilt-stacktech-xl-tool-box/

## Specifications

| Spec | Value | Source |
|---|---|---|
| Model / part number | TB-B1-B-70 | [acmetools.com](https://www.acmetools.com/toughbuilt-stacktech-xl-tool-box-tb-b1-b-70/S0000000091656.html) (retailer, search, 2026-09-30) |
| Dimensions (L × W × H, in) | 21 × 16 × 15.6 | [stacktech.toughbuilt.com](https://stacktech.toughbuilt.com/catalog/) (brand, page, 2026-09-30) |
| Weight (lb) | not published |  |
| Load capacity (lb) | not published |  |
| Material | not published |  |
| Weather rating | IP65 | [acmetools.com](https://www.acmetools.com/toughbuilt-stacktech-xl-tool-box-tb-b1-b-70/S0000000091656.html) (retailer, search, 2026-09-30) |

## Where to buy

| Store | Price (USD) | Availability | Checked | Link |
|---|---|---|---|---|
| Lowe's | not checked | unknown | — | [View at Lowe's](https://www.lowes.com/pd/TOUGHBUILT-STACKTECH-XL-21-in-Black-Plastic-Lockable-Tool-Box/5014672713) |

Prices are re-checked weekly; a date more than a month old means the store could not be re-read.

## The equivalent in other lines

Same category, same size tier (xl), different line:

- [Bosch L-BOXX-4](https://modulartoolbox.com/products/bosch-l-boxx-374/)
- [Craftsman VERSASTACK XL Suitcase](https://modulartoolbox.com/products/craftsman-tradestack-small-tool-box/) — $50.00
- [Craftsman VERSASTACK XL Deep Tool Box](https://modulartoolbox.com/products/craftsman-tradestack-large-tool-box/) — $55.00
- [DeWalt ToughSystem 2.0 Extra Large Toolbox](https://modulartoolbox.com/products/dewalt-toughsystem-2-0-extra-large-toolbox/) — $105.00
- [Festool Systainer3 SYS3 M 337](https://modulartoolbox.com/products/festool-systainer3-sys3-m-337/) — $83.00
- [Festool Systainer3 SYS3 M 437](https://modulartoolbox.com/products/festool-systainer3-sys3-m-437/) — $87.00
- [Festool Systainer3 SYS3 XXL 237](https://modulartoolbox.com/products/festool-systainer3-sys3-xxl-237/) — $105.00
- [Festool Systainer3 SYS3 XXL 337](https://modulartoolbox.com/products/festool-systainer3-sys3-xxl-337/) — $115.00


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Modular Toolbox lists modular tool storage from every brand side by side, with a source for every spec. [How we compare](https://modulartoolbox.com/how-we-compare/). Data as of 2026-10-03.