BOSCH edge cordless circular saw blades are designed for tough construction jobs, because they are engineered with Brute Carbide, an upgraded C4 micro grain carbide formulation that increases impact resistance and sharpness. The blades are optimized for cordless cutting, with reduced kerf for speed, less waste, and extended battery life. They also feature larger gullets and an aggressive hook angles for increased speed of cut to save battery life. They have triple sharp teeth and an optimized teeth grind for cordless cuts. With extra-hard steel blade bodies, they feature with anti-vibration slots to reduce noise and vibration. They also feature the antifriction Speed Coat finish for less binding. A 5/8 in. Arbor with a diamond knockout makes it compatible with both sidewinder and worm drive saws for fast cuts.