mick is right, the angle needs to be correct like the factory edge. we learned over the years and it does make a dif. plus, those stock thin blades are weak. get fusion or the thicker blades. also, we sharpen blades every day as they ARE dull after one day with us. mow a lot of lawns. every 8-10 hrs sharp blades
all is fair in love and grass!
Man, it smells like sheet, do you smell that!!