When lives are on the line, only the best will do. These blades are preferred by professional firefighters who know they can count on Morse. Our blades are thicker than most blades to prevent pinching and bending. The wavy tooth set means the blades can cut more smoothly through a variety materials without binding and still cut quickly. Great for all types of machinable metal encountered in vehicle extraction and demolition. Tube of 20 12" blades.