We offer GRAFF Expert 400x10X3.0x20/25.4 mm diamond cutting blade for asphalt and green concrete. 10 mm high segments are attached to the blade body by diamond welding which provides durable connection for longer product service life. The blade can be used for both wet and dry cutting with maximum rotation speed of 3800 rpm. Cutting thickness is 3.0 mm. It can be installed on Stihl gas cutters with 20 mm bore diameter. What other gas cutters are concerned, their bore diameter should be 25.4 mm. The blade has three special-shaped teeth guaranteeing its long service life. It ensures working with materials which have abrasive structure like asphalt and green concrete.