As the saying goes: "cheap is not good, good is not cheap", may be true for other goods, but I'm afraid it's not true for diamond tools, the key is to match. Affect the performance of concrete cutting blade for many reasons: such as equipment sawing object, quality requirements, personnel quality, etc. Make a comprehensive assessment, sensible choice of the best use of things, just right, to save money, reduce costs, participate in the industry competition. The next is the introduction of the method to play the performance of the concrete saw blade and its use requirements.