What is hole saw size?

A hole saw size refers to the diameter of the hole that the saw can cut. They typically come in various sizes, including 1/4 inch, 1/2 inch, 3/4 inch, 1 inch, 2 inch, 3 inch, 4 inch, and 5 inch. The size of the hole saw needed will depend on the task at hand. For example, if you need to cut a hole for a doorknob, a 2-1/8 inch hole saw would be appropriate. Hole saws are commonly used by carpenters, electricians, plumbers, and other professionals and DIYers to create holes in wood, metal, plastic, and other materials for a variety of purposes. It is important to use the correct size of hole saw to ensure the best results and avoid damage or injury.