--- product_id: 13087290 title: "Swanson T0108 Big 12 Speed Square Layout Tool with Blue Book, Plain gradations, 12-Inch" brand: "swanson tool co., inc" price: "€ 43.50" currency: EUR in_stock: true reviews_count: 13 category: "Swanson Tool Co., Inc" url: https://www.desertcart.be/products/13087290-swanson-t0108-big-12-speed-square-layout-tool-with-blue store_origin: BE region: Belgium --- # 12-inch precision length 60-page expert instruction guide 7-in-1 multi-tool functionality Swanson T0108 Big 12 Speed Square Layout Tool with Blue Book, Plain gradations, 12-Inch **Brand:** swanson tool co., inc **Price:** € 43.50 **Availability:** ✅ In Stock ## Summary > 📐 Elevate your build game with the ultimate 7-in-1 speed square! ## Quick Answers - **What is this?** Swanson T0108 Big 12 Speed Square Layout Tool with Blue Book, Plain gradations, 12-Inch by swanson tool co., inc - **How much does it cost?** € 43.50 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.be](https://www.desertcart.be/products/13087290-swanson-t0108-big-12-speed-square-layout-tool-with-blue) ## Best For - swanson tool co., inc enthusiasts ## Why This Product - Trusted swanson tool co., inc brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Precision Meets Durability:** Heavy-gauge aerospace aluminum with matte finish for glare-free, long-lasting use - • **Effortless Marking Accuracy:** 1/4 in. and 1/2 in. spaced notches for flawless scribing every time - • **All-in-One Carpentry Powerhouse:** Combines framing square, try square, miter square, protractor, saw guide, stair gauge, and angle finder in one sleek tool - • **Master Your Craft with Confidence:** Includes the exclusive 60-page Swanson Blue Book for expert roof and stairway layouts - • **Trusted by Pros, Loved by Millennials:** Top-rated (#1 in Carpentry Squares) with 4.8 stars from 1,500+ reviews—join the elite builders’ community ## Overview The Swanson T0108 Big 12 Speed Square is a premium 12-inch multi-functional layout tool crafted from heavy-gauge aerospace aluminum with a matte finish to prevent glare. It integrates seven essential carpentry tools into one, including framing, try, and miter squares, a protractor, saw guide, stair gauge, and angle finder. Featuring precise 1/4 and 1/2 inch notches for accurate scribing and accompanied by a 60-page Swanson Blue Book, it’s the go-to choice for professionals and DIYers alike. Backed by a 1-year warranty and boasting top rankings and stellar reviews, this tool is engineered for precision, durability, and expert craftsmanship. ## Description Product Description The Big 12 Speed Square Is A 12 In. Version Of The Swanson Speed Square. This Innovative Tool Combines 7 Tools Into 1: 1. Framing Square, 2. Try Square, 3. Miter Square, 4. Protractor, 5. Saw Guide, 6. Stair Gauge, & 7. Out-Of-Square Corner Angle Finder. The Big 12 Speed Square Is Die-Cast For Durability And Accuracy. Made Of Heavy-Gauge Aerospace Aluminum Alloy, It Is Built To Last. This Model Includes The Swanson Blue Book For Roof And Stairway Layout And Features Markings For Using The Swanson One-Number Method Of Rafter Layout. The Swanson Speed Square Is Our Most Popular Product And Remains The Most Trusted Square Of Its Kind. Look For The Diamond Cutout For Genuine Swanson Products. Note: This Item Does Not Include The Layout Bar Or Corresponding Hardware Used With The S0107 Big 12 Speed Square. desertcart.com The Swanson Big 12 Speed Square is made from heavy-gauge aluminum alloy with plain gradations and a matte finish to prevent glare. Individually packaged with a 60-page Swanson Blue Book of Instructions, this versatile 12 Speed Square is a framing square, try square, miter square, protractor, and saw guide, in one easy-to-use tool. This product also comes with a 1-year limited manufacturer's warranty. From the Manufacturer Big 12 Speed Square with Blue Book Instructions. Framing Square, Try Square, Miter Square, Protractor, Saw Guide Review: Good tool - This tool arrived without the instruction booklet. After the manufacturer was contacted, the booklet was promptly mailed. Review: Great product at a great price. - Great speed square. Nice and big. It’s straight and seems to be of good quality. Fantastic price point too. ## Features - Heavy gauge aluminum with matte finish to prevent glare - 1/4 in. and 1/2 in. spaced notches to facilitate scribing lines - Plain gradations - Includes 60-page Swanson blue book of instructions - Great for deck framing and stairway building! ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B000IOCJK2 | | Best Sellers Rank | #1,522 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #1 in Carpentry Squares | | Brand | Swanson Tool Co., Inc | | Brand Name | Swanson Tool Co., Inc | | Color | Grey | | Customer Reviews | 4.8 out of 5 stars 1,500 Reviews | | Global Trade Identification Number | 00038987001086 | | Graduation Range | 1/4 inches | | Included Components | Swanson T0108 Big 12 Speed Square Layout Tool with Blue Book | | Item Dimensions L x W | 12.3"L x 0.9"W | | Item Type Name | Swanson T0108 Big 12 Speed Square Layout Tool with Blue Book | | Item Weight | 14.1 ounces | | Manufacturer | Swanson Tool | | Material | Plastic | | Material Type | Plastic | | Model | T0108 | | Number of Items | 1 | | Number of Packs | 1 | | Part Number | T0108 | | Product Dimensions | 12.3"L x 0.9"W | | Style | Big 12 (plain) | | Style Name | Big 12 (plain) | | UPC | 038987001086 | | Unit Count | 1 Count | | Warranty Description | Swanson Tool Co., Inc. warrants its products to be free from defects in material and workmanship for 1 year from the date of the original purchase. Swanson's only liability under this limited warranty shall be at their option to repair or replace any product determined by Swanson to be defective. No damages or other remedies available. | ## Product Details - **Brand:** Swanson Tool Co., Inc - **Color:** Grey - **Graduation Range:** 1/4 inches - **Material:** Plastic - **Style:** Big 12 (plain) ## Images ![Swanson T0108 Big 12 Speed Square Layout Tool with Blue Book, Plain gradations, 12-Inch - Image 1](https://m.media-amazon.com/images/I/710FQtk9NpL.jpg) ## Available Options This product comes in different **Size, Style** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Good tool *by D***B on May 14, 2026* This tool arrived without the instruction booklet. After the manufacturer was contacted, the booklet was promptly mailed. ### ⭐⭐⭐⭐⭐ Great product at a great price. *by J***S on March 3, 2026* Great speed square. Nice and big. It’s straight and seems to be of good quality. Fantastic price point too. ### ⭐⭐⭐⭐⭐ Quality Material, Does What It's Supposed To *by T***F on March 16, 2026* This speed square is well built with a nice weight and thickness to it. I expect it to last for years. Not much else to say other than it does what it's supposed to. ## Frequently Bought Together - Swanson Tool Co., Inc Swanson T0108 Big 12 Speed Square Layout Tool with Blue Book, Plain gradations, 12-Inch - Estwing - DFH-12 Rubber Mallet - 12 oz Double-Face Hammer with Soft/Hard Tips & Hickory Wood Handle - DFH12,Black Red & Yellow - ROBERTS 46296 , 10-26, Floor Install Kit, Spacers, Block, Pull Bar, Black --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.be/products/13087290-swanson-t0108-big-12-speed-square-layout-tool-with-blue](https://www.desertcart.be/products/13087290-swanson-t0108-big-12-speed-square-layout-tool-with-blue) --- *Product available on Desertcart Belgium* *Store origin: BE* *Last updated: 2026-09-01*