This is an excellent and popular general purpose configuration blade. Its low tooth count, high hook angle, and ample gullets make it an aggressive, fast-cutting ripping blade. But its ATB grind allows it to crosscut well. A good choice for all-around use, #620600, (D) diameter: 20 (500mm), teeth: 60, (D) bore: 1, tooth grind: ATB, hook angle: 15°, kerf (B): .173 (4.4mm), Plate (C): .110 (2.8mm), 620600 carbide Tipped general Purpose 20 inch dia X 60T ATB, 15 deg, 1 inch bore