That’s a round or circular blade full of sharp teeth that tear through wood.
If there’s one power-activated saw belonging in every beginner’s box, it’s a circular saw. There are endless brands available, but they all have a common feature. That’s a round or circular blade full of sharp teeth that tear through wood. All circular saws are electric, although they come in various power ratings. Most are corded tools running on household current, but there have been great advances in cordless circular saws.