One Morse 811 blade replaces the need for blades from 8/12 through 18 TPI, less time spent changing blades and less inventory. Quick, clean cuts in a variety of materials, cuts everything you do with one blade. Larger tooth spacing, unique rake angle, more pieces cut in less time makes you more productive. Variable pitch allows a broader range of applications and reduced vibration. Shock resistant teeth great for cutting machine metals. Applications: Machine metals, stainless steel, pipe, tubing and solids. Modified raker set. Made in USA