In addition to use circular saw blade correctly, it is important to know how to maintain it with right ways. Please belive me and follow this simple tip about when it it time to grind saw blade.

It is important to know when the grinding is necessary for saw blade. In short, if the cutting and sawing quality can not accord with sawing requirement, it must be the exact time. In addition, if the consumption of machine tool significantly increases and there is obvious coarse parts at the edge of cutting material, the abrasion at saw blade edge is about 0.2mm, you should take the grinding work.
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