20-Inch Dual-Scale Stainless Steel Ruler – 50cm Measuring Tool

20-Inch Dual-Scale Stainless Steel Ruler – Precision Measuring & Drawing Tool

Take your woodworking, drafting, and DIY projects to the next level with this heavy-duty 20-inch (50cm) dual-scale stainless steel ruler. Built from quenched, thickened steel with a polished chromium finish, this ruler delivers professional-grade accuracy for craftspeople, students, engineers, and hobbyists alike.

Key Features

• Premium Stainless Steel Construction: Crafted from high-quality quenched steel for exceptional rigidity, durability, and long-lasting performance.
• Dual-Scale Markings: Clear, easy-to-read imperial and metric graduations on a chromium-plated surface — ideal for a wide range of measuring and layout tasks.
• 50cm / 20-Inch Length: The perfect size for technical drawing, woodworking layouts, home improvement projects, and classroom use.
• Thickened Profile (3mm–5mm): A robust thickness range provides excellent stability and prevents flex during precise measurement or straight-edge drawing.
• Random Lanyard Included: Comes with a random-style lanyard for convenient carrying and storage.
• Versatile Use: Suitable for woodworking, drafting, home DIY projects, architectural design, school assignments, and office tasks.

Specifications

• Material: Stainless Steel (Chromium-plated finish)
• Length: 53cm / 20.87 in
• Width: 2.8cm / 1.1 in
• Thickness: 3mm–5mm (0.12–0.2 in)
• Measurement Range: 50cm / 20 in (dual scale)
• Quantity: 1 Ruler + 1 Lanyard (random style)
• Made in China

Note: Due to manual measurement methods, a tolerance of 0–2cm is normal. Colors may vary slightly from monitor to monitor.

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Trusted Measuring Standards

For guidance on precision measurement tools and standards used in technical and woodworking applications, visit the National Institute of Standards and Technology (NIST) – Weights & Measures.

Frequently Asked Questions

Q: What scales does this dual-scale stainless steel ruler include?

A: This 20-inch ruler features both metric (centimeters/millimeters) and imperial (inches) graduations on its chromium-plated surface, making it versatile for woodworking, drafting, and general measuring tasks.

Q: Is this ruler suitable for woodworking and professional use?

A: Absolutely. The thickened, quenched stainless steel construction (3mm–5mm profile) provides the rigidity and stability needed for professional woodworking layouts, architectural drafting, and precise DIY measurement tasks.

Q: Does the ruler come with any accessories?

A: Yes — each ruler includes one lanyard in a random style, which is handy for hanging or carrying the ruler in your workshop or on a job site.

Q: What is the actual length of the ruler?

A: The total physical length is approximately 53cm (20.87 inches), with a measurement range of 50cm / 20 inches. Manual measurement may result in a tolerance of 0–2cm, which is normal.