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📐 Elevate your craft with the Big 12 — where precision meets power!
The Swanson Tool Co S0107 Big 12 is a 12-inch speed square that combines seven essential layout tools into one rugged, heavy-gauge aluminum alloy device. Featuring a patented layout bar, glare-resistant matte finish, and precision notches, it’s engineered for professional-grade framing, stairway, and deck building. Comes with the Swanson Blue Book for expert roof and stair layouts, making it the ultimate must-have for millennial pros who demand accuracy and efficiency.
| Manufacturer | Swanson Tool |
| Part number | S0107 |
| Item Weight | 816 g |
| Product Dimensions | 30.48 x 2.54 x 30.48 cm; 816.47 g |
| Item model number | S0107 |
| Size | 12-Inch (1-Pack) |
| Color | silver |
| Style | 12" Speed Square |
| Material | Aluminum |
| Power source type | Manual |
| Item Package Quantity | 1 |
| Measurement System | Inch |
| Measurement Accuracy | 0.05 |
| Included components | Swanson Tool S0107 12-Inch Speed Square Layout Tool with Blue Book |
| Batteries Included? | No |
| Batteries Required? | No |
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