--- product_id: 10888009 title: "Starrett Combination Set, 12\" Blade Length, 4R Graduation Type | With Square, Center, Reversible Protractor Head & Blade, Cast Iron Heads, Hardened Steel, Photo-Engraved Blade, C435-12-4R" brand: "starrett" price: "$1514.09" currency: USD in_stock: true category: "Starrett" url: https://www.desertcart.ec/products/10888009-starrett-combination-set-12-blade-length-4r-graduation-type-square store_origin: EC region: Ecuador --- # 12" hardened steel blade 4R double graduation protractor cast iron heads for durability Starrett Combination Set, 12" Blade Length, 4R Graduation Type | With Square, Center, Reversible Protractor Head & Blade, Cast Iron Heads, Hardened Steel, Photo-Engraved Blade, C435-12-4R **Brand:** starrett **Price:** $1514.09 **Availability:** ✅ In Stock ## Summary > 📐 Elevate your craft with precision tools that mean business. ## Quick Answers - **What is this?** Starrett Combination Set, 12" Blade Length, 4R Graduation Type | With Square, Center, Reversible Protractor Head & Blade, Cast Iron Heads, Hardened Steel, Photo-Engraved Blade, C435-12-4R by starrett - **How much does it cost?** $1514.09 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.ec](https://www.desertcart.ec/products/10888009-starrett-combination-set-12-blade-length-4r-graduation-type-square) ## Best For - starrett enthusiasts ## Why This Product - Trusted starrett brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Angle Mastery:** Reversible protractor with 0-180° double graduations ensures quick, accurate angle readings. - • **Built to Endure:** Hardened steel and cast iron construction withstands toughest job site demands. - • **Centering Made Simple:** Center head attachment locates exact centers on cylindrical or square objects effortlessly. - • **Tailored for Pros & DIYers:** Ideal for toolmakers, mechanics, carpenters, and home innovators craving precision. - • **Precision Meets Versatility:** Lockable square head slides smoothly for stable, adaptable measurements. ## Overview The Starrett Combination Set features a 12-inch hardened steel blade with photo-engraved graduations, a lockable square head, a center head for pinpoint accuracy, and a reversible protractor with double graduations. Built with durable cast iron and hardened steel, this versatile measuring tool is engineered for professionals and serious DIYers seeking reliable, precise layout and angle measurements. ## Description Starrett Combination Set, 12" Blade Length, 4R Graduation Type | With Square, Center, Reversible Protractor Head & Blade, Cast Iron Heads, Hardened Steel, Photo-Engraved Blade, C435-12-4R: Construction Rulers: desertcart.com: Tools & Home Improvement ## Features - Easy to Use - The square head can be moved up and down on the rule with a lockable assembly and a specially designed bolt to engage the slot for stability and versatility while measuring. - Perfect Attachment - The Center Head is an available attachment that provides an easy means of accurately locating the center of cylindrical or square work. - Get Accurate Measurements - The protractor head has revolving turrets with direct-reading double graduations, a full 0 to 180-Degree range in opposite directions which permits accurate and quick direct reading of angles above or below the blade. - Complete Quality Made Tool - The set includes the rule, square, protractor, and center heads that are made from durable hardened steel, which can withstand even the most strenuous jobs. It's perfect for any construction project or DIY task. - Versatile Layout Tool - Starrett squares are offered in a practical variety of styles to suit the needs of the individual, whether it be a toolmaker, mechanic, carpenter, or a "do-it-yourself" homeowner. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B000KUA2OO | | Best Sellers Rank | #202,282 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #226 in Carpentry Squares | | Brand Name | Starrett | | Color | Black | | Customer Reviews | 4.6 4.6 out of 5 stars (125) | | Global Trade Identification Number | 00049659666823 | | Graduation Range | 8ths, 16ths, Quick Reading 32nds, 64ths inches | | Included Components | Unit^Instruction Guide | | Item Dimensions L x W | 12"L x 6.2"W | | Item Thickness | 0.75 inches | | Item Weight | 2.4 pounds | | Manufacturer | Starrett | | Material Type | Hardened Steel, Cast Iron | | Model | C435-12-4R | | Part Number | C435-12-4R | | Style Name | Combination Set with Square, Center and Reversible Protractor Head and Blade | | UPC | 049659666823 | | Unit Count | 1 Count | ## Product Details - **Brand:** Starrett - **Color:** Black - **Graduation Range:** 8ths, 16ths, Quick Reading 32nds, 64ths inches - **Material:** Hardened Steel, Cast Iron - **Style:** Combination Set with Square, Center and Reversible Protractor Head and Blade ## Images ![Starrett Combination Set, 12" Blade Length, 4R Graduation Type | With Square, Center, Reversible Protractor Head & Blade, Cast Iron Heads, Hardened Steel, Photo-Engraved Blade, C435-12-4R - Image 1](https://m.media-amazon.com/images/I/517ZxxOjaOL.jpg) ![Starrett Combination Set, 12" Blade Length, 4R Graduation Type | With Square, Center, Reversible Protractor Head & Blade, Cast Iron Heads, Hardened Steel, Photo-Engraved Blade, C435-12-4R - Image 2](https://m.media-amazon.com/images/I/61vRyjvKTBL.jpg) ![Starrett Combination Set, 12" Blade Length, 4R Graduation Type | With Square, Center, Reversible Protractor Head & Blade, Cast Iron Heads, Hardened Steel, Photo-Engraved Blade, C435-12-4R - Image 3](https://m.media-amazon.com/images/I/71efi3-Lj0L.jpg) ![Starrett Combination Set, 12" Blade Length, 4R Graduation Type | With Square, Center, Reversible Protractor Head & Blade, Cast Iron Heads, Hardened Steel, Photo-Engraved Blade, C435-12-4R - Image 4](https://m.media-amazon.com/images/I/71Jisga-1bL.jpg) ![Starrett Combination Set, 12" Blade Length, 4R Graduation Type | With Square, Center, Reversible Protractor Head & Blade, Cast Iron Heads, Hardened Steel, Photo-Engraved Blade, C435-12-4R - Image 5](https://m.media-amazon.com/images/I/71jtZ7OQSfL.jpg) ## Available Options This product comes in different **Model** options. ## Frequently Bought Together - Starrett Combination Square Set for Machinists and Woodworkers - Includes Reversible Lock Bolt, Hardened Steel Scriber, and Spirit Levels in Square and Protractor Heads - C435-12-4R - Starrett Dial Caliper with Adjustable Bezel, Precision Measurement Tool for Machinists, Hardened Stainless Steel - 0-6" Range, 0.001" Graduations, Durable Multifunction Caliper - 3202-6 - Starrett 6-Inch Spring-Tempered Steel Rule with Inch Graduations - Ideal for Metalworking and Engineering - Satin Chrome Finish, 4R Graduations, 3/64-Inch Thickness - C604RE-6 --- ## 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.ec/products/10888009-starrett-combination-set-12-blade-length-4r-graduation-type-square](https://www.desertcart.ec/products/10888009-starrett-combination-set-12-blade-length-4r-graduation-type-square) --- *Product available on Desertcart Ecuador* *Store origin: EC* *Last updated: 2026-08-01*