An abrasive saw is a special tool that can cut through hard materials like metal. It has a circular blade made of tiny bits of hard material called abrasives. The blade spins quickly, and when it touches the material you want to cut, it wears it down until it cuts through.
Imagine you have a cheese slicer that you use to cut cheese. An abrasive saw is like a cheese slicer, but you use it to cut through metal! The blade is tougher, and it spins quickly to slice through the metal like a hot knife through butter.
When you use an abrasive saw, you have to be careful because it can be dangerous if you're not doing it right. You have to wear special gloves, goggles, and a face mask to protect yourself from the tiny bits of metal that fly off when you cut.
But when you use it safely and correctly, an abrasive saw is a really useful tool that can help you cut through tough materials like metal easily.