50cm Folding Ruler Keychain – Portable Plastic Precision Ruler

Always have a precise measurement on hand with this 50cm Folding Ruler Keychain. Made from durable plastic, this compact folding ruler clips right onto your keychain, bag, or belt loop — so it's ready whenever you need it, whether you're on a job site, in the workshop, or tackling a home improvement project.

Its clever folding design collapses to just 6.5 × 2.3 × 1.3 cm (about 2.56 × 0.91 × 0.51 in) when closed, yet extends to a full 50 cm (approx. 19.7 in) for accurate measuring. Choose from 5 color options to match your personal style or to easily identify yours in a toolbox.

Key Features

• Compact & Portable: Folds down to pocket or keychain size — take it everywhere without the bulk of a full-size ruler or tape measure.
• Durable Plastic Construction: Lightweight yet sturdy material built to withstand daily use on the go.
• 50cm Full Extension: Gives you a reliable measurement range for woodworking, masonry, crafting, sewing, home improvement, and more.
• Keychain Attachment: Built-in keychain ring keeps it accessible at all times — no more digging through drawers.
• 5 Color Choices: Pick your favorite hue for easy identification or to match your gear.
• Great Gift Idea: A thoughtful, practical gift for DIY enthusiasts, crafters, students, and tradespeople alike.

Specifications

• Material: Plastic
• Extended Length: 50 cm (~19.7 in)
• Folded Dimensions: 6.5 × 2.3 × 1.3 cm (2.56 × 0.91 × 0.51 in)
• Colors Available: 5 options
• Attachment: Keychain ring included

For guidance on safe and accurate measurement practices in home improvement and construction projects, visit the U.S. Consumer Product Safety Commission (CPSC) for consumer safety resources.

Frequently Asked Questions

Q: How long is the folding ruler keychain when fully extended?

A: The folding ruler keychain extends to a full 50 cm (approximately 19.7 inches), making it ideal for measuring tasks in woodworking, masonry, crafting, sewing, and everyday home improvement projects.

Q: How compact is this portable folding ruler when folded?

A: When folded, the ruler measures just 6.5 × 2.3 × 1.3 cm (about 2.56 × 0.91 × 0.51 in) — small enough to clip onto your keychain, slip into a pocket, or toss in a bag without adding any noticeable bulk.

Q: What is the folding ruler keychain made of, and is it durable?

A: The ruler is constructed from durable plastic that is lightweight yet sturdy enough for everyday use. It's designed to withstand regular handling on job sites, in workshops, at school, and during everyday measuring tasks.

Q: Can this folding ruler be used as a gift?

A: Absolutely! Its compact size, practical functionality, and choice of 5 colors make it a great gift for DIY enthusiasts, tradespeople, students, crafters, or anyone who appreciates a handy measuring tool always within reach.