Blade

The utility model discloses a blade, its technical scheme main points are including the blade body, the blade body is the central symmetry setting, blade body one side is preceding cutting face, cutting face after adjacent one side is, it is the acute angle to be formed with a contained angle between preceding cutting face and the back cutting face, the acute angle is preceding cutting angle, it is the obtuse angle to be formed with a contained angle between preceding cutting face and the back cutting face, the obtuse angle is the back cutting angle, and the equal integrated into one piece all around of blade body upper surface has a strip of enhancement, enhancement strip the past cutting angle is located back cutting angle department and is narrowed down gradually, it inwards narrows down from the outside gradually to strengthen the strip. The utility model discloses it better and be difficult for collapsing the angle to fit the cushioning effect.