These 200mm diamond saw blades are used for cutting concrete and reinforced concrete. It uses turbo type segments and is laser welded. "Key" slot type blank core blade has higher strength and can resist the impact when cutting. Turbo type diamond segments make this diamond blade sharper and easy to take away the cutting chips. Laser welding has a higher welding strength than high-frequency welding. Excellent diamond segment formulas for cutting different hardness of concrete and reinforced concrete.