DEWALT DT40260 XR Flexvolt Diamond Blade Extreme Runtime 230mm x 22mm The Dewalt DT40260 XR Runtime Blade fits the DCS690 54V XR Flexvolt Cut Off Saw. The Extreme series Wet & Dry Use Diamond Wheel blade ideal for use in Construction, Plumbing, Maintenance, Building, Roofing, Utility Contracting, Infrastructure, and Landscaping industries. The blade cuts stonework, conctrete and brick. Features: Deeper Diamond Segment height for longer life. Optimized wheel edge design for better slurry removal More run-time Optimal working at 6600rpm 22.23 x 230mm Specification: Diameter:  230mm / 9 Inch Bore Size:  22.23mm Max. rpm:  6600/min