本实用新型有以下有益效果：搅拌液体时，对液体没有切割作用；
The utility model has the advantages that the stirrer has no cutting effect on fluid when in stirring;
所述 斜保护齿，能够在锯齿刀头耗尽后，仍能起到切割作用，从而达 到保护锯片基体的目的。
The inclined protection teeth can still perform the cutting function after the cutting heads of the saw teeth are exhausted, thereby protecting the saw blade substrate.
所述 斜保护齿，能够在锯齿刀头耗尽后，仍能起到切割作用，从而达 到保护锯片基体的目的。
The inclined protection teeth can still perform the cutting function after the cutting heads of the saw teeth are exhausted, thereby protecting the saw blade substrate.
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