Evolution Stainless Steel Cutting Circular Saw Blade - 230 x 25mm 60T This Evolution carbide tipped saw blade is ideal for cutting stainless steel. The hardened blade body ensures the blade runs truer for longer. High grade carbide teeth offer increased durability. Evolution blades have been designed for Evolution steel cutting saws, but they can also be fitted to other brands. Made in Japan. This Evolution Steel Blade has the following specification: Diameter: 230mm Bore: 25.4mm Teeth: 60 Kerf: 1.8mm Max. Speed: 3,000/min.