The metal cold and hot cutting circular saw blade series is a kind of traditional metal circular saw blade products for metallurgy, and also the earliest saw blade products of TANGSAW, belonging to the friction saw type.

This series of products are made of high-quality tool steel and low carbon alloy steel after heat treatment and machining. They have good mechanical properties, convenient use, wide application range and low sawing cost. It is widely used to cut all kinds of steel shapes, pipes and bars.

In recent years, TANGSAW Company has carried out a lot of experimental research on blade material, tooth shape, blade structure and other aspects, and achieved remarkable results, which greatly improved the product performance.