Rhino 00778178 Counter Clockwise 24.5 Blade SET OF 3 BLADES. All Dimensions in inches: Blade Length: 24.25 Center Hole Diameter: :0.25 Outer Hole Diameter: N/A Outer Holes - Center to Center: N/A Blade Width: 2.5 Blade Thickness: 0.66 Blade Rotation: CCW.