AccessMyLibrary provides FREE access to over 30 million articles from top publications available through your library.
Create a link to this page
Copy and paste this link tag into your Web page or blog:
When we tested 25 circular saws--a mainstay for cutting thick boards, plywood, and the like--we quickly learned that the saw blade affects cutting speed as much as the saw itself. Most of the saws that were supplied with a plain steel blade labored to cut the 2x12s and 3/4-inch hardboard we used in the lab. All the better saws came with a blade whose teeth are tipped with tungsten carbide. Besides staying sharp longer, carbide blades cut faster than steel, even when new.
Our bottom-line advice is this: If you already have a circular saw but haven't been pleased with its cutting performance, spend $7 to $10 for a carbide-toothed blade. You may find that you don't ...