Attention: The hole saw is used on bench drill or drill machine. Hand drill or electric drill is not recommended.ONLY cut a hole on glass plate;With Special design of diamond brazing, the edge of saw blade will be free cutting, the efficiency of cutting will be improved greatly.
Attention: The hole saw is used on bench drill or drill machine. Hand drill or electric drill is not recommended.ONLY cut a hole on glass plate;With Special design of diamond brazing, the edge of saw blade will be free cutti...
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