COLD chisels are used to cut through hard materials like metal or masonry. They are often used to cut or shape metal when the stock is thick and where other tools, like a hacksaw or tin snips, would be unsuitable. ... The flat chisel has a flat, wedge-shaped cutting edge that is ground on both sides to a 60-degree angle.

Why is a cold chisel called a cold chisel?

The name cold chisel comes from its use by blacksmiths to cut metal while it was cold as compared to other tools they used to cut hot metal. Because cold chisels are used to form metal, they have a less-acute angle to the sharp portion of the blade than a woodworking chisel.

What is the difference between a chisel and a cold chisel?

As cold chisels are used in the formation of metal, they have a less acute angle to the sharp section of the blade than a standard woodworking chisel. This means that the cutting edge is strong, but not as sharp.