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12" High Precision Carpenter's Triangle Ruler

12" High Precision Carpenter's Triangle Ruler

Your All-in-One Layout Tool for Framing, Roofing, and Woodworking

Regular price $24.00
Sale price $24.00 Regular price $37.00
SAVE 35% Sold out
  • 🛠️ The True 5-in-1 Job Site Hero
  • 💪 Built for a Lifetime of Abuse
  • ✍️ Permanent, High-Contrast Markings
  • 📏 Both Metric and Imperial Scales
  • ✅ The Perfect Circular Saw Guide
1

In stock

Note: You Asked, We Restocked (Again). Limited Supply!

  • 6230 Five Stars
  • Easy Returns
  • 24/7 VIP Support

12-Inch Aluminum Alloy Rafter Square

Engineered as an indispensable, multi-functional layout tool for carpenters, builders, and DIY enthusiasts. This rafter square is a must-have for any job site, featuring a heavy-duty aluminum alloy construction and permanent, laser-etched markings for lasting accuracy and durability.

Specifications:

  • Type: Rafter / Carpenter's Triangle Square

  • Material: Aluminum Alloy

  • Size: 12 Inch (305mm)

  • Scales: Dual Metric & Imperial

  • Finish: Anti-Rust Electrophoretic Coating

  • Package Includes: 1 pc 12-Inch Rafter Square

Features:

  • 🔧 5-in-1 Versatility – Masterfully functions as a try square, miter square, protractor, line scriber, and a reliable saw guide in one single tool.

  • 💪 Durable Aluminum Alloy – A solid, high-strength aluminum body with a protective electrophoretic coating ensures it is tough, rust-proof, and will not bend or deform.

  • Laser-Etched Markings – High-contrast, permanent laser-etched scales are incredibly easy to read in any light and are guaranteed to never wear off with use.

  • 🌐 Dual Metric & Imperial Scales – Smartly designed with both inch and millimeter markings on both sides to meet the needs of any project or blueprint.

  • 🪚 Thick Edge Saw Guide – The sturdy, thick edge provides an excellent and safe guide for making precise and repeatable 90° and 45° cuts with a circular saw.

Estimated Arrival Time: 7-15 business days.

James Miller
Super easy to use and saves so much time!
James M...
★★★★★
Los Angeles
Liam Anderson
No more searching for the right socket — pure bliss!
Liam An...
★★★★★
Los Angeles
Carlos Ramirez
Versatile and durable, my new favorite tool for projects!
Carlos ...
★★★★★
Los Angeles
12" High Precision Carpenter's Triangle Ruler

12" High Precision Carp...

Regular price $24.00
Sale price $24.00 Regular price $37.00
SAVE 35% Sold out
View full details
Effortless Tool Switching
Durable, Dependable Design
Empower Your DIY Projects
Satisfaction Guaranteed!
Effortless Tool Switching
Durable, Dependable Design
Empower Your DIY Projects
Satisfaction Guaranteed!
Effortless Tool Switching
Durable, Dependable Design
Empower Your DIY Projects
Satisfaction Guaranteed!
Effortless Tool Switching
Durable, Dependable Design
Empower Your DIY Projects
Satisfaction Guaranteed!
Effortless Tool Switching
Durable, Dependable Design
Empower Your DIY Projects
Satisfaction Guaranteed!
Effortless Tool Switching
Durable, Dependable Design
Empower Your DIY Projects
Satisfaction Guaranteed!

The go-to layout tool for fast, accurate cuts and angle marking.

This rugged, multi-function square is designed to be the most-used measuring tool in any carpenter's, roofer's, or builder's hands.

  • 🔨 Framing & Construction: Quickly lay out and mark square cuts on studs and joists, and find angles for stair stringers and roof rafters.
  • 🪚 Circular Saw Guide: Use its thick, stable edge as a fence to guide your circular saw for perfectly straight 90° and 45° cuts.
  • 📐 General Woodworking & Layout: Use as a protractor to find and transfer any angle, or as a scriber for marking parallel lines with precision.
 
 

They Got It. They Love It.

 
 

Why Choose Us?

The Foundation of Every Perfect Cut.

This is the single most essential layout tool in any carpenter's bag. It's not just another ruler; it's a rugged, multi-functional instrument engineered for maximum speed, absolute accuracy, and extreme durability on the job site.

QuickMechTools Others
🛠️ The True 5-in-1 Job Site Hero
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💪 Built for a Lifetime of Abuse
cancel2
✍️ Permanent, High-Contrast Markings
cancel2
📏 Both Metric and Imperial Scales
cancel2
✅ The Perfect Circular Saw Guide
cancel2
 

Join Thousands of Happy DIYers

Streamlined Project Completion

Completed home repairs in half the time compared to old tools used before.

96%

Enhanced Tool Organization

Eliminated clutter by combining multiple sockets into one versatile tool.

93%

Confidence Boost

Tackled difficult projects with ease after using this handy adapter.

79%

Durable and Long-Lasting

Enjoyed consistent performance without wear even after extensive use.

89%

Results based on real studies.

What Our Customers Say

4.8 / 5
Brilliant Quality
"High-quality steel, super easy to use, and incredibly versatile. I’ve used it all around the house. It’s like having ten tools in one. Fast delivery and great packaging too!"
Emma Thompson (UK)
Simple Fix, Big Savings!
I repaired my garden shed, fixed a few loose kitchen handles, and adjusted my bike — all with this one adapter. Spent $30 and probably saved over $200 in repair fees!
Michael Petrovic (Australia)
Surprisingly Good
"I bought this on a whim and wow — this is quality stuff. Strong grip, fits perfectly on various bolt sizes, and works with my drill. Definitely recommended for every homeowner."
Clara Jensen (Denmark)
Perfect for my needs!
As someone who tackles multiple home projects, this tool has simplified my workflow. I feel accomplished finishing tasks without searching for the right sockets!
Sara L
A Must-Have for Every Toolbox!
This socket adapter is an absolute game-changer. I used it to fix a loose railing and later for a car battery bolt. It saved me at least $150 in service calls. So glad I found this on QuickMechTools!
James Whitmore (USA)
Compact But Super Powerful
"This tiny tool replaced an entire socket set for me. I keep it in my kitchen drawer and use it constantly. Saved me time, space, and money!"
Andrew Collins (Canada)
Effortless Tool Switching
Durable, Dependable Design
Empower Your DIY Projects
Satisfaction Guaranteed!
Effortless Tool Switching
Durable, Dependable Design
Empower Your DIY Projects
Satisfaction Guaranteed!
Effortless Tool Switching
Durable, Dependable Design
Empower Your DIY Projects
Satisfaction Guaranteed!
Effortless Tool Switching
Durable, Dependable Design
Empower Your DIY Projects
Satisfaction Guaranteed!
Effortless Tool Switching
Durable, Dependable Design
Empower Your DIY Projects
Satisfaction Guaranteed!
Effortless Tool Switching
Durable, Dependable Design
Empower Your DIY Projects
Satisfaction Guaranteed!

Questions? We've Got You Covered

It effortlessly adapts to various bolt sizes, allowing you to switch between them with just a twist. This ensures you always have the right fit at your fingertips, eliminating the hassle of sorting through multiple sockets during your projects.

Crafted from high-quality materials, it's built to withstand heavy use and resist wear and tear. You can trust that this tool will serve you well over time, ensuring reliability and longevity for all your DIY tasks.

Absolutely! This tool is designed with user-friendliness in mind. The intuitive design and simple twist mechanism make it easy for anyone, from novice DIYers to seasoned professionals, to operate and switch sizes quickly.

Its lightweight design means you can easily carry it with you wherever you go. It fits neatly in your toolbox or glove compartment, making it a perfect companion for all your home repairs and projects, whether at home or on the road.

Yes! This versatile tool is specifically engineered for both simple and complex tasks. Its adaptability and robust construction mean you can tackle demanding projects with confidence and achieve professional-looking results without the frustration.