22" Disc Blade Dual Punch 7 Gauge

22" 7-gauge disc blade with dual punch for 1" and 1-1/8" square axles. Boron steel construction with 2.5" concavity. OEM #: P22071118. Thickness: 4.5 mm. Outer Diameter: 558.8 mm. Center Hole: 1" x 1-1/8" dual punch. Concavity: 2.5". Edge: Plain. Curvature: 63.5 mm. Jenner Part #: 11455435