Steel Demon saw blades are specially designed for the extreme demands of ferrous metal cutting; thereby enabling precise cuts with no sparks and cool, burr-free edges. These blades feature Cerment II blend Teeth to deliver up to 3X the life of standard metal cutting carbide blades. With specialized unique features such as Laser cut bodies, Anti-vibration technology, Perma-Shield Non-Stick Coating, and Triple Chip Grind Tooth Design, Diablo's Steel Demon blade series provide unparalleled performance and superior quality cuts. Warning: This product can expose you to chemicals which is [are] known to the State of California to cause cancer and birth defects or other reproductive harm.