7-7/32" X 4" X 1/2" Blade, 3-hole, Reversible

7.22 Inch Long by 4 Inch Wide by .5 Inch Thick...

8-3/8" X 4" X 1/2" Blade, 3-hole, Reversible

8.38 Inch Long by 4 Inch Wide Inch Wide Aftermarket Replacement...