In this video, I repurpose an old woodworking circular saw blade to create a cleaver. The blade is made of tool steel, hardened to a Rockwell hardness of 50 to 55. Testing the steel for hardenability ...

Makita has expanded its Diamond Blades offerings for use with battery-powered grinders and power cutters. Features include a thin kerf and redesigned cutting surfaces deliver cutting speeds, more cuts ...

A TRUE Australian innovator almost amputated his leg after he banged a large circular saw blade onto his angle grinder — removing the guard to fit it on — and tried to cut down a tree. The tree won.

If the saw blade is out of balance, out of round, dull on one side, or being improperly tensioned, it can result in an inferior cut quality. Here are some other factors that can affect the quality of ...