Introduction to Adjustable Jaw Wrenches

What happens here

The presenter introduces the topic, explaining that he will demonstrate how to properly use an adjustable jaw wrench. He notes that this tool is often called an adjustable spanner wrench in some parts of the world, but most commonly referred to as a 'crescent wrench' due to the brand 'Crescent' having a dominant market presence. He highlights the common misuse of the term, as Crescent is a brand, not the generic name for the tool.

Goal: Understand the tool's proper name and common nomenclature.