Laser welded concrete blade professional for cutting green concrete, hard concrete, cured concrete, reinforce concrete, Asphalt with high efficiency and long use life Great for cutting Concrete, Asphalt, special diamond segment formula for different applications Professional cutting performance, long use life, premium quality Available diameters: 180mm, 10, 12, 14, 16, 20, 24, 26, 32, 36, 40, 44 inches