1 piece SabreCut Multi-Purpose Circular Saw blade accessory kit. Suitable for cutting a wide variety of common construction materials such as wood, plastics, copper and mild steel. SabreCut Revolution Multi Purpose circular saw blades have been manufactured using premium high-grade steel tensioned plate which has been heat treated for strength and straightness. Last up to 20 times longer than traditional discs ultimately saving you time and money. Professional Quality Multi-Purpose Circular Saw Blades for Dewalt, Makita, Milwaukee and other Circular Saws which use a 305mm Blade with a 30mm, 25.45mm, 20mm or 16mm bore.