








Buy anything from 5,000+ international stores. One checkout price. No surprise fees. Join 2M+ shoppers on Desertcart.
Desertcart purchases this item on your behalf and handles shipping, customs, and support to Mexico.
📐 Elevate your craft with the Big 12 — the only square you’ll ever need!
The Swanson Tool Co S0107 Big 12 is a 12-inch speed square that combines seven essential carpentry tools into one rugged, heavy-gauge aluminum alloy layout tool. Featuring a patented layout bar, glare-resistant matte finish, and precise scribing notches, it includes the Swanson Blue Book for expert roof and stairway layouts. Perfect for professionals and DIYers aiming for flawless framing, stair building, and more.







| ASIN | B000056C0D |
| ASIN | B000056C0D |
| Best Sellers Rank | #43,169 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #41 in Carpentry Squares |
| Brand Name | Swanson Tool Co., Inc |
| Color | argentée |
| Customer Reviews | 4.8 4.8 out of 5 stars (29,931) |
| Customer reviews | 4.8 4.8 out of 5 stars (29,931) |
| Date First Available | 7 August 2012 |
| Department | Unisex-Adult |
| Global Trade Identification Number | 00038987001079 |
| Graduation Range | 1/4 Inches |
| Included Components | Swanson Tool S0107 12-Inch Speed Square Layout Tool with Blue Book |
| Is Discontinued By Manufacturer | No |
| Item Dimensions L x W | 30.5L x 2.5W centimeters |
| Item Type Name | Swanson Tool S0107 12-Inch Speed Square Layout Tool with Blue Book |
| Item Weight | 1.8 Pounds |
| Item model number | S0107 |
| Manufacturer | Swanson Tool |
| Manufacturer | Swanson Tool |
| Material Type | Aluminum |
| Model | S0107 |
| Part Number | S0107 |
| Product Dimensions | 30.48 x 2.54 x 30.48 cm; 816.47 g |
| Style Name | Classic |
| UPC | 077347299954 799360176806 636123624009 732233480563 732454028056 752913178207 640025018118 038987001079 343538195030 |
| Unit Count | 3.2808 Feet |
Trustpilot
1 month ago
2 weeks ago