GilaTools 7-1/4-Inch 80 Teeth ATB Trim and Fine Finish Carbide Saw Blade Engineered from high quality military grade hardened steel to provide 100x longer use than other conventional carbide blades Constructed from industrial grade hardened steel with scientific laser welded segments to prevent warping and overheating Heat treated steel core that provides extreme blade strength for deep cutting with minimal vibration Arbor: DM 5/8 in. Kerf: 2.2 mm