Reveal the Unknown 4 Secrets and Manufacturing Process about Tape Measures!

That's how a tape measure is made. Do you know? Get it!

Here are four secrets of the tape measure that will surely give you a fresh insight into how cleverly designed this common tool is.

Reveal the Unknown 4 Secrets and Manufacturing Process about Tape Measures

If you ever look closely at a tape measure, you will not miss that hole in the hook of it.

Reveal the Unknown 4 Secrets and Manufacturing Process about Tape Measures

So what exactly does it do? The image below will give you an instant understanding. Yes, it can be stuck on a nail like this then you can free your other hand or someone else from fixing the tape measure.
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