7" Aluminum Speed Square Triangle Ruler | Metric & Imperial

7-Inch Aluminum Alloy Speed Square — Your All-in-One Angle & Marking Tool

Whether you're a seasoned carpenter, a roofing professional, or a passionate DIYer, this 7-inch aluminum alloy speed square is the versatile layout tool you'll reach for on every project. Engineered for accuracy and built to last, it functions as a fixed square, protractor, scriber, and saw guide — all in one compact, portable package. Made in Mainland China.

Key Features

• Multi-Function Design: Use it as a fixed square, protractor, scribing tool, or saw guide — handles everything from framing to finish carpentry.
• Dual-Sided Metric & Imperial Scales: Clearly engraved markings on both sides let you work in millimetres or inches without switching tools.
• Premium Aluminum Alloy Construction: 2.2mm thick body with electrophoretic coating for high hardness, strong toughness, and rust resistance — built for the job site.
• Laser-Etched Transparent Oxide Scale: Permanent, wear-resistant scale lines ensure the numbers stay legible job after job.
• Easy-to-Read Markings: Bold, high-contrast numerals reduce eye strain and measurement errors.
• Portable & Compact: Slips easily into a tool belt or bag so you're always ready to measure and mark.
• Multiple Colors Available: Silver, Red, Black, and Blue — stand out in the toolbox.

Specifications

Who Is This For?

This speed square is ideal for carpenters, construction workers, roofers, woodworkers, framing professionals, and DIY hobbyists. It's perfect for determining and marking angles, making perfectly square cuts, and scribing lines for layout work on lumber, drywall, sheet metal, and more.

Accurate Layout, Every Time

The CPSC provides guidance on safe tool use for both professionals and home users. For best practices and safety tips when working with hand tools, visit the U.S. Consumer Product Safety Commission (CPSC).

Related Products You May Like

• 0.38mm Fine Nib Calligraphy Fountain Pen | Gold Trim Gift — Great for precision marking and drafting layouts
• 1-Inch Round Dot Label Stickers – 500/Roll, 10 Colors — Handy for organizing and labelling your workspace

Notes

• Manual measurement may result in a ±2–3% size variance. Please review dimensions carefully before purchasing.
• Slight color differences may occur due to monitor settings and lighting conditions.

Learn more: Hollywood Squares

Frequently Asked Questions

Q: What is an aluminum speed square triangle ruler used for in woodworking?

A: A speed square triangle ruler is a multi-purpose layout tool used to mark and verify 90° and 45° angles, scribe straight lines, guide circular saws for square cuts, and act as a protractor for custom angle measurements. It is an essential tool for carpentry, roofing, framing, and general DIY projects.

Q: Does this speed square have both metric and imperial measurements?

A: Yes! This 7-inch aluminum alloy speed square features double-sided markings with both metric (millimetre) and imperial (inch) scales, making it versatile for professionals and hobbyists in any region or working with any measurement standard.

Q: Is the aluminum alloy speed square durable enough for job site use?

A: Absolutely. The ruler is constructed from high-quality aluminum alloy with a 2.2mm thick body and an electrophoretic coating that resists rust and wear. The laser-etched, transparent oxide scale lines are permanent and wear-resistant, ensuring clear readability even after heavy use on the job site.

Q: What colors does the 7-inch speed square come in?

A: The speed square is available in four colors: Silver, Red, Black, and Blue — so you can choose one that stands out in your toolbox or matches your personal style.